===================================================================
--- original.js
+++ change.js
@@ -5,2675 +5,1039 @@
 
 /**** 
 * Classes
 ****/ 
-var Bullet = Container.expand(function (startX, startY, targetEnemy, damage, speed) {
+/**** 
+* Bullet System
+****/ 
+var Bullet = Container.expand(function () {
 	var self = Container.call(this);
-	self.targetEnemy = targetEnemy;
-	self.damage = damage || 10;
-	self.speed = speed || 5;
-	self.x = startX;
-	self.y = startY;
+	self.active = false;
+	self.target = null;
+	self.damage = 25;
+	self.speed = 8;
+	self.type = 'basic';
 	var bulletGraphics = self.attachAsset('bullet', {
 		anchorX: 0.5,
 		anchorY: 0.5
 	});
+	self.activate = function (startX, startY, target, damage, type) {
+		self.active = true;
+		self.x = startX;
+		self.y = startY;
+		self.target = target;
+		self.damage = damage;
+		self.type = type;
+		self.visible = true;
+		// Set bullet appearance based on type
+		switch (type) {
+			case 'rapid':
+				bulletGraphics.tint = 0x00AAFF;
+				bulletGraphics.width = bulletGraphics.height = 10;
+				break;
+			case 'sniper':
+				bulletGraphics.tint = 0xFF5500;
+				bulletGraphics.width = bulletGraphics.height = 8;
+				self.speed = 15;
+				break;
+			case 'splash':
+				bulletGraphics.tint = 0x33CC00;
+				bulletGraphics.width = bulletGraphics.height = 20;
+				break;
+			case 'slow':
+				bulletGraphics.tint = 0x9900FF;
+				bulletGraphics.width = bulletGraphics.height = 15;
+				break;
+			case 'poison':
+				bulletGraphics.tint = 0x00FFAA;
+				bulletGraphics.width = bulletGraphics.height = 15;
+				break;
+			default:
+				bulletGraphics.tint = 0xFFFF00;
+				bulletGraphics.width = bulletGraphics.height = 15;
+				break;
+		}
+	};
 	self.update = function () {
-		if (!self.targetEnemy || !self.targetEnemy.parent) {
-			self.destroy();
+		if (!self.active || !self.target || !self.target.active) {
+			PoolManager.returnBullet(self);
 			return;
 		}
-		var dx = self.targetEnemy.x - self.x;
-		var dy = self.targetEnemy.y - self.y;
+		// Move toward target
+		var dx = self.target.x - self.x;
+		var dy = self.target.y - self.y;
 		var distance = Math.sqrt(dx * dx + dy * dy);
 		if (distance < self.speed) {
-			// Apply damage to target enemy
-			self.targetEnemy.health -= self.damage;
-			if (self.targetEnemy.health <= 0) {
-				self.targetEnemy.health = 0;
-			} else {
-				self.targetEnemy.healthBar.width = self.targetEnemy.health / self.targetEnemy.maxHealth * 70;
-			}
-			// Apply special effects based on bullet type
+			// Hit target
+			self.target.takeDamage(self.damage);
+			// Special effects based on bullet type
 			if (self.type === 'splash') {
-				// Create visual splash effect
-				var splashEffect = new EffectIndicator(self.targetEnemy.x, self.targetEnemy.y, 'splash');
-				game.addChild(splashEffect);
-				// Splash damage to nearby enemies
-				var splashRadius = CELL_SIZE * 1.5;
-				for (var i = 0; i < enemies.length; i++) {
-					var otherEnemy = enemies[i];
-					if (otherEnemy !== self.targetEnemy) {
-						var splashDx = otherEnemy.x - self.targetEnemy.x;
-						var splashDy = otherEnemy.y - self.targetEnemy.y;
-						var splashDistance = Math.sqrt(splashDx * splashDx + splashDy * splashDy);
-						if (splashDistance <= splashRadius) {
-							// Apply splash damage (50% of original damage)
-							otherEnemy.health -= self.damage * 0.5;
-							if (otherEnemy.health <= 0) {
-								otherEnemy.health = 0;
-							} else {
-								otherEnemy.healthBar.width = otherEnemy.health / otherEnemy.maxHealth * 70;
-							}
-						}
-					}
-				}
-			} else if (self.type === 'slow') {
-				// Prevent slow effect on immune enemies
-				if (!self.targetEnemy.isImmune) {
-					// Create visual slow effect
-					var slowEffect = new EffectIndicator(self.targetEnemy.x, self.targetEnemy.y, 'slow');
-					game.addChild(slowEffect);
-					// Apply slow effect
-					// Make slow percentage scale with tower level (default 50%, up to 80% at max level)
-					var slowPct = 0.5;
-					if (self.sourceTowerLevel !== undefined) {
-						// Scale: 50% at level 1, 60% at 2, 65% at 3, 70% at 4, 75% at 5, 80% at 6
-						var slowLevels = [0.5, 0.6, 0.65, 0.7, 0.75, 0.8];
-						var idx = Math.max(0, Math.min(5, self.sourceTowerLevel - 1));
-						slowPct = slowLevels[idx];
-					}
-					if (!self.targetEnemy.slowed) {
-						self.targetEnemy.originalSpeed = self.targetEnemy.speed;
-						self.targetEnemy.speed *= 1 - slowPct; // Slow by X%
-						self.targetEnemy.slowed = true;
-						self.targetEnemy.slowDuration = 180; // 3 seconds at 60 FPS
-					} else {
-						self.targetEnemy.slowDuration = 180; // Reset duration
-					}
-				}
-			} else if (self.type === 'poison') {
-				// Prevent poison effect on immune enemies
-				if (!self.targetEnemy.isImmune) {
-					// Create visual poison effect
-					var poisonEffect = new EffectIndicator(self.targetEnemy.x, self.targetEnemy.y, 'poison');
-					game.addChild(poisonEffect);
-					// Apply poison effect
-					self.targetEnemy.poisoned = true;
-					self.targetEnemy.poisonDamage = self.damage * 0.2; // 20% of original damage per tick
-					self.targetEnemy.poisonDuration = 300; // 5 seconds at 60 FPS
-				}
-			} else if (self.type === 'sniper') {
-				// Create visual critical hit effect for sniper
-				var sniperEffect = new EffectIndicator(self.targetEnemy.x, self.targetEnemy.y, 'sniper');
-				game.addChild(sniperEffect);
+				self.createSplashDamage();
 			}
-			self.destroy();
+			PoolManager.returnBullet(self);
 		} else {
+			// Move toward target
 			var angle = Math.atan2(dy, dx);
 			self.x += Math.cos(angle) * self.speed;
 			self.y += Math.sin(angle) * self.speed;
 		}
 	};
+	self.createSplashDamage = function () {
+		var splashRadius = 60;
+		for (var i = 0; i < PoolManager.enemies.length; i++) {
+			var enemy = PoolManager.enemies[i];
+			if (!enemy.active || enemy === self.target) continue;
+			var distance = CoordUtils.distance(self.x, self.y, enemy.x, enemy.y);
+			if (distance <= splashRadius) {
+				enemy.takeDamage(self.damage * 0.5);
+			}
+		}
+	};
 	return self;
 });
-var DebugCell = Container.expand(function () {
+/**** 
+* Embryo System
+****/ 
+var Embryo = Container.expand(function () {
 	var self = Container.call(this);
-	var cellGraphics = self.attachAsset('cell', {
+	self.level = 1;
+	self.experience = 0;
+	self.maxExperience = 100;
+	self.baseSize = 80;
+	self.currentSize = self.baseSize;
+	self.aspectRatio = 1.0; // Will become elliptical as it grows
+	// Growth stages
+	self.growthStages = [{
+		level: 1,
+		size: 80,
+		slots: 4,
+		ratio: 1.0,
+		exp: 0
+	}, {
+		level: 2,
+		size: 100,
+		slots: 6,
+		ratio: 1.1,
+		exp: 100
+	}, {
+		level: 3,
+		size: 120,
+		slots: 8,
+		ratio: 1.2,
+		exp: 250
+	}, {
+		level: 4,
+		size: 140,
+		slots: 10,
+		ratio: 1.3,
+		exp: 450
+	}, {
+		level: 5,
+		size: 160,
+		slots: 12,
+		ratio: 1.4,
+		exp: 700
+	}, {
+		level: 6,
+		size: 180,
+		slots: 14,
+		ratio: 1.5,
+		exp: 1000
+	}];
+	// Visual components
+	var embryoGraphics = self.attachAsset('embryo', {
 		anchorX: 0.5,
 		anchorY: 0.5
 	});
-	cellGraphics.tint = Math.random() * 0xffffff;
-	var debugArrows = [];
-	var numberLabel = new Text2('0', {
-		size: 30,
-		fill: 0xFFFFFF,
-		weight: 800
+	var coreGraphics = self.attachAsset('embryoCore', {
+		anchorX: 0.5,
+		anchorY: 0.5
 	});
-	numberLabel.anchor.set(.5, .5);
-	self.addChild(numberLabel);
-	self.update = function () {};
-	self.down = function () {
-		return;
-		if (self.cell.type == 0 || self.cell.type == 1) {
-			self.cell.type = self.cell.type == 1 ? 0 : 1;
-			if (grid.pathFind()) {
-				self.cell.type = self.cell.type == 1 ? 0 : 1;
-				grid.pathFind();
-				var notification = game.addChild(new Notification("Path is blocked!"));
-				notification.x = 2048 / 2;
-				notification.y = grid.height - 50;
+	self.orbitalSlots = [];
+	self.initializeOrbitalSlots();
+	self.initializeOrbitalSlots = function () {
+		var currentStage = self.getCurrentStage();
+		var slotCount = currentStage.slots;
+		var radius = currentStage.size + 60;
+		self.orbitalSlots = [];
+		for (var i = 0; i < slotCount; i++) {
+			var angle = i / slotCount * Math.PI * 2;
+			self.orbitalSlots.push({
+				angle: angle,
+				radius: radius,
+				occupied: false,
+				tower: null,
+				speed: 0.02 // radians per frame
+			});
+		}
+	};
+	self.getCurrentStage = function () {
+		for (var i = self.growthStages.length - 1; i >= 0; i--) {
+			if (self.experience >= self.growthStages[i].exp) {
+				return self.growthStages[i];
 			}
-			grid.renderDebug();
 		}
+		return self.growthStages[0];
 	};
-	self.removeArrows = function () {
-		while (debugArrows.length) {
-			self.removeChild(debugArrows.pop());
+	self.addExperience = function (amount) {
+		var prevLevel = self.level;
+		self.experience += amount;
+		var newStage = self.getCurrentStage();
+		if (newStage.level > prevLevel) {
+			self.levelUp(newStage);
 		}
 	};
-	self.render = function (data) {
-		switch (data.type) {
-			case 0:
-			case 2:
-				{
-					if (data.pathId != pathId) {
-						self.removeArrows();
-						numberLabel.setText("-");
-						cellGraphics.tint = 0x880000;
-						return;
-					}
-					numberLabel.visible = true;
-					var tint = Math.floor(data.score / maxScore * 0x88);
-					var towerInRangeHighlight = false;
-					if (selectedTower && data.towersInRange && data.towersInRange.indexOf(selectedTower) !== -1) {
-						towerInRangeHighlight = true;
-						cellGraphics.tint = 0x0088ff;
-					} else {
-						cellGraphics.tint = 0x88 - tint << 8 | tint;
-					}
-					while (debugArrows.length > data.targets.length) {
-						self.removeChild(debugArrows.pop());
-					}
-					for (var a = 0; a < data.targets.length; a++) {
-						var destination = data.targets[a];
-						var ox = destination.x - data.x;
-						var oy = destination.y - data.y;
-						var angle = Math.atan2(oy, ox);
-						if (!debugArrows[a]) {
-							debugArrows[a] = LK.getAsset('arrow', {
-								anchorX: -.5,
-								anchorY: 0.5
-							});
-							debugArrows[a].alpha = .5;
-							self.addChildAt(debugArrows[a], 1);
-						}
-						debugArrows[a].rotation = angle;
-					}
-					break;
-				}
-			case 1:
-				{
-					self.removeArrows();
-					cellGraphics.tint = 0xaaaaaa;
-					numberLabel.visible = false;
-					break;
-				}
-			case 3:
-				{
-					self.removeArrows();
-					cellGraphics.tint = 0x008800;
-					numberLabel.visible = false;
-					break;
-				}
+	self.levelUp = function (newStage) {
+		self.level = newStage.level;
+		self.currentSize = newStage.size;
+		self.aspectRatio = newStage.ratio;
+		// Animate growth
+		tween(embryoGraphics, {
+			width: self.currentSize,
+			height: self.currentSize * self.aspectRatio
+		}, {
+			duration: 1000,
+			easing: tween.elasticOut
+		});
+		tween(coreGraphics, {
+			width: self.currentSize * 0.6,
+			height: self.currentSize * 0.6 * self.aspectRatio
+		}, {
+			duration: 1000,
+			easing: tween.elasticOut
+		});
+		// Reinitialize orbital slots
+		self.initializeOrbitalSlots();
+		// Notification
+		var notification = game.addChild(new Notification("Embryo Level Up! New slots available!"));
+		notification.x = SCREEN_WIDTH / 2;
+		notification.y = SCREEN_HEIGHT / 2;
+	};
+	self.getAvailableSlot = function () {
+		for (var i = 0; i < self.orbitalSlots.length; i++) {
+			if (!self.orbitalSlots[i].occupied) {
+				return self.orbitalSlots[i];
+			}
 		}
-		numberLabel.setText(Math.floor(data.score / 1000) / 10);
+		return null;
 	};
-});
-// This update method was incorrectly placed here and should be removed
-var EffectIndicator = Container.expand(function (x, y, type) {
-	var self = Container.call(this);
-	self.x = x;
-	self.y = y;
-	var effectGraphics = self.attachAsset('rangeCircle', {
-		anchorX: 0.5,
-		anchorY: 0.5
-	});
-	effectGraphics.blendMode = 1;
-	switch (type) {
-		case 'splash':
-			effectGraphics.tint = 0x33CC00;
-			effectGraphics.width = effectGraphics.height = CELL_SIZE * 1.5;
-			break;
-		case 'slow':
-			effectGraphics.tint = 0x9900FF;
-			effectGraphics.width = effectGraphics.height = CELL_SIZE;
-			break;
-		case 'poison':
-			effectGraphics.tint = 0x00FFAA;
-			effectGraphics.width = effectGraphics.height = CELL_SIZE;
-			break;
-		case 'sniper':
-			effectGraphics.tint = 0xFF5500;
-			effectGraphics.width = effectGraphics.height = CELL_SIZE;
-			break;
-	}
-	effectGraphics.alpha = 0.7;
-	self.alpha = 0;
-	// Animate the effect
-	tween(self, {
-		alpha: 0.8,
-		scaleX: 1.5,
-		scaleY: 1.5
-	}, {
-		duration: 200,
-		easing: tween.easeOut,
-		onFinish: function onFinish() {
-			tween(self, {
-				alpha: 0,
-				scaleX: 2,
-				scaleY: 2
-			}, {
-				duration: 300,
-				easing: tween.easeIn,
-				onFinish: function onFinish() {
-					self.destroy();
-				}
-			});
+	self.update = function () {
+		// Breathing animation
+		var breathScale = 1 + Math.sin(LK.ticks * 0.05) * 0.05;
+		coreGraphics.scaleX = breathScale;
+		coreGraphics.scaleY = breathScale;
+		// Update orbital slots
+		for (var i = 0; i < self.orbitalSlots.length; i++) {
+			var slot = self.orbitalSlots[i];
+			slot.angle = CoordUtils.normalizeAngle(slot.angle + slot.speed);
+			if (slot.tower) {
+				var pos = CoordUtils.polarToCartesian(slot.radius, slot.angle);
+				slot.tower.x = self.x + pos.x;
+				slot.tower.y = self.y + pos.y;
+			}
 		}
-	});
+	};
 	return self;
 });
-// Base enemy class for common functionality
-var Enemy = Container.expand(function (type) {
+/**** 
+* Enemy System
+****/ 
+var Enemy = Container.expand(function () {
 	var self = Container.call(this);
-	self.type = type || 'normal';
-	self.speed = .01;
-	self.cellX = 0;
-	self.cellY = 0;
-	self.currentCellX = 0;
-	self.currentCellY = 0;
-	self.currentTarget = undefined;
+	self.active = false;
+	self.material = 'slime';
+	self.health = 100;
 	self.maxHealth = 100;
-	self.health = self.maxHealth;
-	self.bulletsTargetingThis = [];
-	self.waveNumber = currentWave;
-	self.isFlying = false;
-	self.isImmune = false;
-	self.isBoss = false;
-	// Check if this is a boss wave
-	// Check if this is a boss wave
-	// Apply different stats based on enemy type
-	switch (self.type) {
-		case 'fast':
-			self.speed *= 2; // Twice as fast
-			self.maxHealth = 100;
-			break;
-		case 'immune':
-			self.isImmune = true;
-			self.maxHealth = 80;
-			break;
-		case 'flying':
-			self.isFlying = true;
-			self.maxHealth = 80;
-			break;
-		case 'swarm':
-			self.maxHealth = 50; // Weaker enemies
-			break;
-		case 'normal':
-		default:
-			// Normal enemy uses default values
-			break;
-	}
-	if (currentWave % 10 === 0 && currentWave > 0 && type !== 'swarm') {
-		self.isBoss = true;
-		// Boss enemies have 20x health and are larger
-		self.maxHealth *= 20;
-		// Slower speed for bosses
-		self.speed = self.speed * 0.7;
-	}
-	self.health = self.maxHealth;
-	// Get appropriate asset for this enemy type
-	var assetId = 'enemy';
-	if (self.type !== 'normal') {
-		assetId = 'enemy_' + self.type;
-	}
-	var enemyGraphics = self.attachAsset(assetId, {
+	self.speed = 1;
+	self.bounceTimer = 0;
+	self.bounceHeight = 1;
+	// Visual components
+	var blobGraphics = self.attachAsset('blob', {
 		anchorX: 0.5,
 		anchorY: 0.5
 	});
-	// Scale up boss enemies
-	if (self.isBoss) {
-		enemyGraphics.scaleX = 1.8;
-		enemyGraphics.scaleY = 1.8;
-	}
-	// Fall back to regular enemy asset if specific type asset not found
-	// Apply tint to differentiate enemy types
-	/*switch (self.type) {
-		case 'fast':
-			enemyGraphics.tint = 0x00AAFF; // Blue for fast enemies
-			break;
-		case 'immune':
-			enemyGraphics.tint = 0xAA0000; // Red for immune enemies
-			break;
-		case 'flying':
-			enemyGraphics.tint = 0xFFFF00; // Yellow for flying enemies
-			break;
-		case 'swarm':
-			enemyGraphics.tint = 0xFF00FF; // Pink for swarm enemies
-			break;
-	}*/
-	// Create shadow for flying enemies
-	if (self.isFlying) {
-		// Create a shadow container that will be added to the shadow layer
-		self.shadow = new Container();
-		// Clone the enemy graphics for the shadow
-		var shadowGraphics = self.shadow.attachAsset(assetId || 'enemy', {
-			anchorX: 0.5,
-			anchorY: 0.5
-		});
-		// Apply shadow effect
-		shadowGraphics.tint = 0x000000; // Black shadow
-		shadowGraphics.alpha = 0.4; // Semi-transparent
-		// If this is a boss, scale up the shadow to match
-		if (self.isBoss) {
-			shadowGraphics.scaleX = 1.8;
-			shadowGraphics.scaleY = 1.8;
-		}
-		// Position shadow slightly offset
-		self.shadow.x = 20; // Offset right
-		self.shadow.y = 20; // Offset down
-		// Ensure shadow has the same rotation as the enemy
-		shadowGraphics.rotation = enemyGraphics.rotation;
-	}
 	var healthBarOutline = self.attachAsset('healthBarOutline', {
 		anchorX: 0,
 		anchorY: 0.5
 	});
-	var healthBarBG = self.attachAsset('healthBar', {
-		anchorX: 0,
-		anchorY: 0.5
-	});
 	var healthBar = self.attachAsset('healthBar', {
 		anchorX: 0,
 		anchorY: 0.5
 	});
-	healthBarBG.y = healthBarOutline.y = healthBar.y = -enemyGraphics.height / 2 - 10;
-	healthBarOutline.x = -healthBarOutline.width / 2;
-	healthBarBG.x = healthBar.x = -healthBar.width / 2 - .5;
+	// Position health bars
+	healthBarOutline.y = healthBar.y = -30;
+	healthBarOutline.x = -36;
+	healthBar.x = -35;
 	healthBar.tint = 0x00ff00;
-	healthBarBG.tint = 0xff0000;
-	self.healthBar = healthBar;
-	self.update = function () {
-		if (self.health <= 0) {
-			self.health = 0;
-			self.healthBar.width = 0;
-		}
-		// Handle slow effect
-		if (self.isImmune) {
-			// Immune enemies cannot be slowed or poisoned, clear any such effects
-			self.slowed = false;
-			self.slowEffect = false;
-			self.poisoned = false;
-			self.poisonEffect = false;
-			// Reset speed to original if needed
-			if (self.originalSpeed !== undefined) {
-				self.speed = self.originalSpeed;
-			}
-		} else {
-			// Handle slow effect
-			if (self.slowed) {
-				// Visual indication of slowed status
-				if (!self.slowEffect) {
-					self.slowEffect = true;
-				}
-				self.slowDuration--;
-				if (self.slowDuration <= 0) {
-					self.speed = self.originalSpeed;
-					self.slowed = false;
-					self.slowEffect = false;
-					// Only reset tint if not poisoned
-					if (!self.poisoned) {
-						enemyGraphics.tint = 0xFFFFFF; // Reset tint
-					}
-				}
-			}
-			// Handle poison effect
-			if (self.poisoned) {
-				// Visual indication of poisoned status
-				if (!self.poisonEffect) {
-					self.poisonEffect = true;
-				}
-				// Apply poison damage every 30 frames (twice per second)
-				if (LK.ticks % 30 === 0) {
-					self.health -= self.poisonDamage;
-					if (self.health <= 0) {
-						self.health = 0;
-					}
-					self.healthBar.width = self.health / self.maxHealth * 70;
-				}
-				self.poisonDuration--;
-				if (self.poisonDuration <= 0) {
-					self.poisoned = false;
-					self.poisonEffect = false;
-					// Only reset tint if not slowed
-					if (!self.slowed) {
-						enemyGraphics.tint = 0xFFFFFF; // Reset tint
-					}
-				}
-			}
-		}
-		// Set tint based on effect status
-		if (self.isImmune) {
-			enemyGraphics.tint = 0xFFFFFF;
-		} else if (self.poisoned && self.slowed) {
-			// Combine poison (0x00FFAA) and slow (0x9900FF) colors
-			// Simple average: R: (0+153)/2=76, G: (255+0)/2=127, B: (170+255)/2=212
-			enemyGraphics.tint = 0x4C7FD4;
-		} else if (self.poisoned) {
-			enemyGraphics.tint = 0x00FFAA;
-		} else if (self.slowed) {
-			enemyGraphics.tint = 0x9900FF;
-		} else {
-			enemyGraphics.tint = 0xFFFFFF;
-		}
-		if (self.currentTarget) {
-			var ox = self.currentTarget.x - self.currentCellX;
-			var oy = self.currentTarget.y - self.currentCellY;
-			if (ox !== 0 || oy !== 0) {
-				var angle = Math.atan2(oy, ox);
-				if (enemyGraphics.targetRotation === undefined) {
-					enemyGraphics.targetRotation = angle;
-					enemyGraphics.rotation = angle;
-				} else {
-					if (Math.abs(angle - enemyGraphics.targetRotation) > 0.05) {
-						tween.stop(enemyGraphics, {
-							rotation: true
-						});
-						// Calculate the shortest angle to rotate
-						var currentRotation = enemyGraphics.rotation;
-						var angleDiff = angle - currentRotation;
-						// Normalize angle difference to -PI to PI range for shortest path
-						while (angleDiff > Math.PI) {
-							angleDiff -= Math.PI * 2;
-						}
-						while (angleDiff < -Math.PI) {
-							angleDiff += Math.PI * 2;
-						}
-						enemyGraphics.targetRotation = angle;
-						tween(enemyGraphics, {
-							rotation: currentRotation + angleDiff
-						}, {
-							duration: 250,
-							easing: tween.easeOut
-						});
-					}
-				}
-			}
-		}
-		healthBarOutline.y = healthBarBG.y = healthBar.y = -enemyGraphics.height / 2 - 10;
+	self.activate = function (material, spawnAngle) {
+		self.active = true;
+		self.material = material || 'slime';
+		self.health = self.maxHealth;
+		self.bounceTimer = 0;
+		// Set material properties
+		self.setMaterial(self.material);
+		// Position at edge of screen
+		var spawnRadius = Math.max(SCREEN_WIDTH, SCREEN_HEIGHT) * 0.6;
+		var pos = CoordUtils.polarToCartesian(spawnRadius, spawnAngle);
+		self.x = SCREEN_WIDTH / 2 + pos.x;
+		self.y = SCREEN_HEIGHT / 2 + pos.y;
+		self.visible = true;
 	};
-	return self;
-});
-var GoldIndicator = Container.expand(function (value, x, y) {
-	var self = Container.call(this);
-	var shadowText = new Text2("+" + value, {
-		size: 45,
-		fill: 0x000000,
-		weight: 800
-	});
-	shadowText.anchor.set(0.5, 0.5);
-	shadowText.x = 2;
-	shadowText.y = 2;
-	self.addChild(shadowText);
-	var goldText = new Text2("+" + value, {
-		size: 45,
-		fill: 0xFFD700,
-		weight: 800
-	});
-	goldText.anchor.set(0.5, 0.5);
-	self.addChild(goldText);
-	self.x = x;
-	self.y = y;
-	self.alpha = 0;
-	self.scaleX = 0.5;
-	self.scaleY = 0.5;
-	tween(self, {
-		alpha: 1,
-		scaleX: 1.2,
-		scaleY: 1.2,
-		y: y - 40
-	}, {
-		duration: 50,
-		easing: tween.easeOut,
-		onFinish: function onFinish() {
-			tween(self, {
-				alpha: 0,
-				scaleX: 1.5,
-				scaleY: 1.5,
-				y: y - 80
-			}, {
-				duration: 600,
-				easing: tween.easeIn,
-				delay: 800,
-				onFinish: function onFinish() {
-					self.destroy();
-				}
-			});
+	self.setMaterial = function (material) {
+		switch (material) {
+			case 'slime':
+				blobGraphics.tint = 0x00FF00;
+				self.speed = 1;
+				break;
+			case 'metal':
+				blobGraphics.tint = 0xC0C0C0;
+				self.speed = 0.8;
+				self.maxHealth = 150;
+				break;
+			case 'lava':
+				blobGraphics.tint = 0xFF4500;
+				self.speed = 1.2;
+				break;
+			case 'ice':
+				blobGraphics.tint = 0x87CEEB;
+				self.speed = 0.7;
+				break;
+			case 'shadow':
+				blobGraphics.tint = 0x4B0082;
+				self.speed = 1.5;
+				break;
 		}
-	});
-	return self;
-});
-var Grid = Container.expand(function (gridWidth, gridHeight) {
-	var self = Container.call(this);
-	self.cells = [];
-	self.spawns = [];
-	self.goals = [];
-	for (var i = 0; i < gridWidth; i++) {
-		self.cells[i] = [];
-		for (var j = 0; j < gridHeight; j++) {
-			self.cells[i][j] = {
-				score: 0,
-				pathId: 0,
-				towersInRange: []
-			};
-		}
-	}
-	/*
-				Cell Types
-				0: Transparent floor
-				1: Wall
-				2: Spawn
-				3: Goal
-	*/
-	for (var i = 0; i < gridWidth; i++) {
-		for (var j = 0; j < gridHeight; j++) {
-			var cell = self.cells[i][j];
-			var cellType = i === 0 || i === gridWidth - 1 || j <= 4 || j >= gridHeight - 4 ? 1 : 0;
-			if (i > 11 - 3 && i <= 11 + 3) {
-				if (j === 0) {
-					cellType = 2;
-					self.spawns.push(cell);
-				} else if (j <= 4) {
-					cellType = 0;
-				} else if (j === gridHeight - 1) {
-					cellType = 3;
-					self.goals.push(cell);
-				} else if (j >= gridHeight - 4) {
-					cellType = 0;
-				}
-			}
-			cell.type = cellType;
-			cell.x = i;
-			cell.y = j;
-			cell.upLeft = self.cells[i - 1] && self.cells[i - 1][j - 1];
-			cell.up = self.cells[i - 1] && self.cells[i - 1][j];
-			cell.upRight = self.cells[i - 1] && self.cells[i - 1][j + 1];
-			cell.left = self.cells[i][j - 1];
-			cell.right = self.cells[i][j + 1];
-			cell.downLeft = self.cells[i + 1] && self.cells[i + 1][j - 1];
-			cell.down = self.cells[i + 1] && self.cells[i + 1][j];
-			cell.downRight = self.cells[i + 1] && self.cells[i + 1][j + 1];
-			cell.neighbors = [cell.upLeft, cell.up, cell.upRight, cell.right, cell.downRight, cell.down, cell.downLeft, cell.left];
-			cell.targets = [];
-			if (j > 3 && j <= gridHeight - 4) {
-				var debugCell = new DebugCell();
-				self.addChild(debugCell);
-				debugCell.cell = cell;
-				debugCell.x = i * CELL_SIZE;
-				debugCell.y = j * CELL_SIZE;
-				cell.debugCell = debugCell;
-			}
-		}
-	}
-	self.getCell = function (x, y) {
-		return self.cells[x] && self.cells[x][y];
+		self.health = self.maxHealth;
 	};
-	self.pathFind = function () {
-		var before = new Date().getTime();
-		var toProcess = self.goals.concat([]);
-		maxScore = 0;
-		pathId += 1;
-		for (var a = 0; a < toProcess.length; a++) {
-			toProcess[a].pathId = pathId;
+	self.takeDamage = function (damage) {
+		self.health -= damage;
+		healthBar.width = self.health / self.maxHealth * 70;
+		if (self.health <= 0) {
+			self.die();
 		}
-		function processNode(node, targetValue, targetNode) {
-			if (node && node.type != 1) {
-				if (node.pathId < pathId || targetValue < node.score) {
-					node.targets = [targetNode];
-				} else if (node.pathId == pathId && targetValue == node.score) {
-					node.targets.push(targetNode);
-				}
-				if (node.pathId < pathId || targetValue < node.score) {
-					node.score = targetValue;
-					if (node.pathId != pathId) {
-						toProcess.push(node);
-					}
-					node.pathId = pathId;
-					if (targetValue > maxScore) {
-						maxScore = targetValue;
-					}
-				}
-			}
-		}
-		while (toProcess.length) {
-			var nodes = toProcess;
-			toProcess = [];
-			for (var a = 0; a < nodes.length; a++) {
-				var node = nodes[a];
-				var targetScore = node.score + 14142;
-				if (node.up && node.left && node.up.type != 1 && node.left.type != 1) {
-					processNode(node.upLeft, targetScore, node);
-				}
-				if (node.up && node.right && node.up.type != 1 && node.right.type != 1) {
-					processNode(node.upRight, targetScore, node);
-				}
-				if (node.down && node.right && node.down.type != 1 && node.right.type != 1) {
-					processNode(node.downRight, targetScore, node);
-				}
-				if (node.down && node.left && node.down.type != 1 && node.left.type != 1) {
-					processNode(node.downLeft, targetScore, node);
-				}
-				targetScore = node.score + 10000;
-				processNode(node.up, targetScore, node);
-				processNode(node.right, targetScore, node);
-				processNode(node.down, targetScore, node);
-				processNode(node.left, targetScore, node);
-			}
-		}
-		for (var a = 0; a < self.spawns.length; a++) {
-			if (self.spawns[a].pathId != pathId) {
-				console.warn("Spawn blocked");
-				return true;
-			}
-		}
-		for (var a = 0; a < enemies.length; a++) {
-			var enemy = enemies[a];
-			// Skip enemies that haven't entered the viewable area yet
-			if (enemy.currentCellY < 4) {
-				continue;
-			}
-			// Skip flying enemies from path check as they can fly over obstacles
-			if (enemy.isFlying) {
-				continue;
-			}
-			var target = self.getCell(enemy.cellX, enemy.cellY);
-			if (enemy.currentTarget) {
-				if (enemy.currentTarget.pathId != pathId) {
-					if (!target || target.pathId != pathId) {
-						console.warn("Enemy blocked 1 ");
-						return true;
-					}
-				}
-			} else if (!target || target.pathId != pathId) {
-				console.warn("Enemy blocked 2");
-				return true;
-			}
-		}
-		console.log("Speed", new Date().getTime() - before);
 	};
-	self.renderDebug = function () {
-		for (var i = 0; i < gridWidth; i++) {
-			for (var j = 0; j < gridHeight; j++) {
-				var debugCell = self.cells[i][j].debugCell;
-				if (debugCell) {
-					debugCell.render(self.cells[i][j]);
-				}
-			}
-		}
+	self.die = function () {
+		// Create death particles
+		self.createDeathEffect();
+		// Give experience to embryo
+		embryo.addExperience(10);
+		// Give gold to player
+		setGold(gold + 5);
+		// Return to pool
+		PoolManager.returnEnemy(self);
 	};
-	self.updateEnemy = function (enemy) {
-		var cell = grid.getCell(enemy.cellX, enemy.cellY);
-		if (cell.type == 3) {
-			return true;
-		}
-		if (enemy.isFlying && enemy.shadow) {
-			enemy.shadow.x = enemy.x + 20; // Match enemy x-position + offset
-			enemy.shadow.y = enemy.y + 20; // Match enemy y-position + offset
-			// Match shadow rotation with enemy rotation
-			if (enemy.children[0] && enemy.shadow.children[0]) {
-				enemy.shadow.children[0].rotation = enemy.children[0].rotation;
+	self.createDeathEffect = function () {
+		var particleCount = 8;
+		for (var i = 0; i < particleCount; i++) {
+			var particle = PoolManager.getParticle();
+			if (particle) {
+				particle.activate(self.x, self.y, self.material);
+				gameLayer.addChild(particle);
 			}
 		}
-		// Check if the enemy has reached the entry area (y position is at least 5)
-		var hasReachedEntryArea = enemy.currentCellY >= 4;
-		// If enemy hasn't reached the entry area yet, just move down vertically
-		if (!hasReachedEntryArea) {
-			// Move directly downward
-			enemy.currentCellY += enemy.speed;
-			// Rotate enemy graphic to face downward (PI/2 radians = 90 degrees)
-			var angle = Math.PI / 2;
-			if (enemy.children[0] && enemy.children[0].targetRotation === undefined) {
-				enemy.children[0].targetRotation = angle;
-				enemy.children[0].rotation = angle;
-			} else if (enemy.children[0]) {
-				if (Math.abs(angle - enemy.children[0].targetRotation) > 0.05) {
-					tween.stop(enemy.children[0], {
-						rotation: true
-					});
-					// Calculate the shortest angle to rotate
-					var currentRotation = enemy.children[0].rotation;
-					var angleDiff = angle - currentRotation;
-					// Normalize angle difference to -PI to PI range for shortest path
-					while (angleDiff > Math.PI) {
-						angleDiff -= Math.PI * 2;
-					}
-					while (angleDiff < -Math.PI) {
-						angleDiff += Math.PI * 2;
-					}
-					// Set target rotation and animate to it
-					enemy.children[0].targetRotation = angle;
-					tween(enemy.children[0], {
-						rotation: currentRotation + angleDiff
-					}, {
-						duration: 250,
-						easing: tween.easeOut
-					});
-				}
-			}
-			// Update enemy's position
-			enemy.x = grid.x + enemy.currentCellX * CELL_SIZE;
-			enemy.y = grid.y + enemy.currentCellY * CELL_SIZE;
-			// If enemy has now reached the entry area, update cell coordinates
-			if (enemy.currentCellY >= 4) {
-				enemy.cellX = Math.round(enemy.currentCellX);
-				enemy.cellY = Math.round(enemy.currentCellY);
-			}
-			return false;
-		}
-		// After reaching entry area, handle flying enemies differently
-		if (enemy.isFlying) {
-			// Flying enemies head straight to the closest goal
-			if (!enemy.flyingTarget) {
-				// Set flying target to the closest goal
-				enemy.flyingTarget = self.goals[0];
-				// Find closest goal if there are multiple
-				if (self.goals.length > 1) {
-					var closestDist = Infinity;
-					for (var i = 0; i < self.goals.length; i++) {
-						var goal = self.goals[i];
-						var dx = goal.x - enemy.cellX;
-						var dy = goal.y - enemy.cellY;
-						var dist = dx * dx + dy * dy;
-						if (dist < closestDist) {
-							closestDist = dist;
-							enemy.flyingTarget = goal;
-						}
-					}
-				}
-			}
-			// Move directly toward the goal
-			var ox = enemy.flyingTarget.x - enemy.currentCellX;
-			var oy = enemy.flyingTarget.y - enemy.currentCellY;
-			var dist = Math.sqrt(ox * ox + oy * oy);
-			if (dist < enemy.speed) {
-				// Reached the goal
-				return true;
-			}
-			var angle = Math.atan2(oy, ox);
-			// Rotate enemy graphic to match movement direction
-			if (enemy.children[0] && enemy.children[0].targetRotation === undefined) {
-				enemy.children[0].targetRotation = angle;
-				enemy.children[0].rotation = angle;
-			} else if (enemy.children[0]) {
-				if (Math.abs(angle - enemy.children[0].targetRotation) > 0.05) {
-					tween.stop(enemy.children[0], {
-						rotation: true
-					});
-					// Calculate the shortest angle to rotate
-					var currentRotation = enemy.children[0].rotation;
-					var angleDiff = angle - currentRotation;
-					// Normalize angle difference to -PI to PI range for shortest path
-					while (angleDiff > Math.PI) {
-						angleDiff -= Math.PI * 2;
-					}
-					while (angleDiff < -Math.PI) {
-						angleDiff += Math.PI * 2;
-					}
-					// Set target rotation and animate to it
-					enemy.children[0].targetRotation = angle;
-					tween(enemy.children[0], {
-						rotation: currentRotation + angleDiff
-					}, {
-						duration: 250,
-						easing: tween.easeOut
-					});
-				}
-			}
-			// Update the cell position to track where the flying enemy is
-			enemy.cellX = Math.round(enemy.currentCellX);
-			enemy.cellY = Math.round(enemy.currentCellY);
-			enemy.currentCellX += Math.cos(angle) * enemy.speed;
-			enemy.currentCellY += Math.sin(angle) * enemy.speed;
-			enemy.x = grid.x + enemy.currentCellX * CELL_SIZE;
-			enemy.y = grid.y + enemy.currentCellY * CELL_SIZE;
-			// Update shadow position if this is a flying enemy
-			return false;
-		}
-		// Handle normal pathfinding enemies
-		if (!enemy.currentTarget) {
-			enemy.currentTarget = cell.targets[0];
-		}
-		if (enemy.currentTarget) {
-			if (cell.score < enemy.currentTarget.score) {
-				enemy.currentTarget = cell;
-			}
-			var ox = enemy.currentTarget.x - enemy.currentCellX;
-			var oy = enemy.currentTarget.y - enemy.currentCellY;
-			var dist = Math.sqrt(ox * ox + oy * oy);
-			if (dist < enemy.speed) {
-				enemy.cellX = Math.round(enemy.currentCellX);
-				enemy.cellY = Math.round(enemy.currentCellY);
-				enemy.currentTarget = undefined;
-				return;
-			}
-			var angle = Math.atan2(oy, ox);
-			enemy.currentCellX += Math.cos(angle) * enemy.speed;
-			enemy.currentCellY += Math.sin(angle) * enemy.speed;
-		}
-		enemy.x = grid.x + enemy.currentCellX * CELL_SIZE;
-		enemy.y = grid.y + enemy.currentCellY * CELL_SIZE;
 	};
-});
-var NextWaveButton = Container.expand(function () {
-	var self = Container.call(this);
-	var buttonBackground = self.attachAsset('notification', {
-		anchorX: 0.5,
-		anchorY: 0.5
-	});
-	buttonBackground.width = 300;
-	buttonBackground.height = 100;
-	buttonBackground.tint = 0x0088FF;
-	var buttonText = new Text2("Next Wave", {
-		size: 50,
-		fill: 0xFFFFFF,
-		weight: 800
-	});
-	buttonText.anchor.set(0.5, 0.5);
-	self.addChild(buttonText);
-	self.enabled = false;
-	self.visible = false;
 	self.update = function () {
-		if (waveIndicator && waveIndicator.gameStarted && currentWave < totalWaves) {
-			self.enabled = true;
-			self.visible = true;
-			buttonBackground.tint = 0x0088FF;
-			self.alpha = 1;
-		} else {
-			self.enabled = false;
-			self.visible = false;
-			buttonBackground.tint = 0x888888;
-			self.alpha = 0.7;
-		}
-	};
-	self.down = function () {
-		if (!self.enabled) {
+		if (!self.active) return;
+		// Move toward embryo center
+		var dx = embryo.x - self.x;
+		var dy = embryo.y - self.y;
+		var distance = Math.sqrt(dx * dx + dy * dy);
+		// Check if reached embryo
+		if (distance < embryo.currentSize / 2 + 20) {
+			// Damage player
+			lives--;
+			updateUI();
+			PoolManager.returnEnemy(self);
 			return;
 		}
-		if (waveIndicator.gameStarted && currentWave < totalWaves) {
-			currentWave++; // Increment to the next wave directly
-			waveTimer = 0; // Reset wave timer
-			waveInProgress = true;
-			waveSpawned = false;
-			// Get the type of the current wave (which is now the next wave)
-			var waveType = waveIndicator.getWaveTypeName(currentWave);
-			var enemyCount = waveIndicator.getEnemyCount(currentWave);
-			var notification = game.addChild(new Notification("Wave " + currentWave + " (" + waveType + " - " + enemyCount + " enemies) activated!"));
-			notification.x = 2048 / 2;
-			notification.y = grid.height - 150;
-		}
+		// Move toward center
+		var angle = Math.atan2(dy, dx);
+		self.x += Math.cos(angle) * self.speed;
+		self.y += Math.sin(angle) * self.speed;
+		// Bounce animation
+		self.bounceTimer += 0.2;
+		var bounceScale = 1 + Math.sin(self.bounceTimer) * 0.2;
+		blobGraphics.scaleY = bounceScale;
+		blobGraphics.scaleX = 2 - bounceScale; // Squash and stretch
 	};
 	return self;
 });
+/**** 
+* Notification System
+****/ 
 var Notification = Container.expand(function (message) {
 	var self = Container.call(this);
-	var notificationGraphics = self.attachAsset('notification', {
+	var bg = self.attachAsset('notification', {
 		anchorX: 0.5,
 		anchorY: 0.5
 	});
-	var notificationText = new Text2(message, {
-		size: 50,
+	var text = new Text2(message, {
+		size: 40,
 		fill: 0x000000,
 		weight: 800
 	});
-	notificationText.anchor.set(0.5, 0.5);
-	notificationGraphics.width = notificationText.width + 30;
-	self.addChild(notificationText);
-	self.alpha = 1;
-	var fadeOutTime = 120;
-	self.update = function () {
-		if (fadeOutTime > 0) {
-			fadeOutTime--;
-			self.alpha = Math.min(fadeOutTime / 120 * 2, 1);
-		} else {
-			self.destroy();
+	text.anchor.set(0.5, 0.5);
+	self.addChild(text);
+	bg.width = text.width + 40;
+	bg.height = text.height + 20;
+	self.alpha = 0;
+	// Fade in
+	tween(self, {
+		alpha: 1
+	}, {
+		duration: 300,
+		onFinish: function onFinish() {
+			// Fade out after delay
+			setTimeout(function () {
+				tween(self, {
+					alpha: 0
+				}, {
+					duration: 300,
+					onFinish: function onFinish() {
+						self.destroy();
+					}
+				});
+			}, 2000);
 		}
-	};
+	});
 	return self;
 });
-var SourceTower = Container.expand(function (towerType) {
+/**** 
+* Particle System
+****/ 
+var Particle = Container.expand(function () {
 	var self = Container.call(this);
-	self.towerType = towerType || 'default';
-	// Increase size of base for easier touch
-	var baseGraphics = self.attachAsset('tower', {
+	self.active = false;
+	self.life = 60;
+	self.maxLife = 60;
+	self.velocityX = 0;
+	self.velocityY = 0;
+	var particleGraphics = self.attachAsset('particle', {
 		anchorX: 0.5,
-		anchorY: 0.5,
-		scaleX: 1.3,
-		scaleY: 1.3
+		anchorY: 0.5
 	});
-	switch (self.towerType) {
-		case 'rapid':
-			baseGraphics.tint = 0x00AAFF;
-			break;
-		case 'sniper':
-			baseGraphics.tint = 0xFF5500;
-			break;
-		case 'splash':
-			baseGraphics.tint = 0x33CC00;
-			break;
-		case 'slow':
-			baseGraphics.tint = 0x9900FF;
-			break;
-		case 'poison':
-			baseGraphics.tint = 0x00FFAA;
-			break;
-		default:
-			baseGraphics.tint = 0xAAAAAA;
-	}
-	var towerCost = getTowerCost(self.towerType);
-	// Add shadow for tower type label
-	var typeLabelShadow = new Text2(self.towerType.charAt(0).toUpperCase() + self.towerType.slice(1), {
-		size: 50,
-		fill: 0x000000,
-		weight: 800
-	});
-	typeLabelShadow.anchor.set(0.5, 0.5);
-	typeLabelShadow.x = 4;
-	typeLabelShadow.y = -20 + 4;
-	self.addChild(typeLabelShadow);
-	// Add tower type label
-	var typeLabel = new Text2(self.towerType.charAt(0).toUpperCase() + self.towerType.slice(1), {
-		size: 50,
-		fill: 0xFFFFFF,
-		weight: 800
-	});
-	typeLabel.anchor.set(0.5, 0.5);
-	typeLabel.y = -20; // Position above center of tower
-	self.addChild(typeLabel);
-	// Add cost shadow
-	var costLabelShadow = new Text2(towerCost, {
-		size: 50,
-		fill: 0x000000,
-		weight: 800
-	});
-	costLabelShadow.anchor.set(0.5, 0.5);
-	costLabelShadow.x = 4;
-	costLabelShadow.y = 24 + 12;
-	self.addChild(costLabelShadow);
-	// Add cost label
-	var costLabel = new Text2(towerCost, {
-		size: 50,
-		fill: 0xFFD700,
-		weight: 800
-	});
-	costLabel.anchor.set(0.5, 0.5);
-	costLabel.y = 20 + 12;
-	self.addChild(costLabel);
+	self.activate = function (x, y, material) {
+		self.active = true;
+		self.x = x;
+		self.y = y;
+		self.life = self.maxLife;
+		self.visible = true;
+		// Random velocity
+		var angle = Math.random() * Math.PI * 2;
+		var speed = 2 + Math.random() * 4;
+		self.velocityX = Math.cos(angle) * speed;
+		self.velocityY = Math.sin(angle) * speed;
+		// Set color based on material
+		switch (material) {
+			case 'slime':
+				particleGraphics.tint = 0x00FF00;
+				break;
+			case 'metal':
+				particleGraphics.tint = 0xC0C0C0;
+				break;
+			case 'lava':
+				particleGraphics.tint = 0xFF4500;
+				break;
+			case 'ice':
+				particleGraphics.tint = 0x87CEEB;
+				break;
+			case 'shadow':
+				particleGraphics.tint = 0x4B0082;
+				break;
+			default:
+				particleGraphics.tint = 0xFFFFFF;
+				break;
+		}
+		self.scaleX = self.scaleY = 1;
+		self.alpha = 1;
+	};
 	self.update = function () {
-		// Check if player can afford this tower
-		var canAfford = gold >= getTowerCost(self.towerType);
-		// Set opacity based on affordability
-		self.alpha = canAfford ? 1 : 0.5;
+		if (!self.active) return;
+		self.life--;
+		if (self.life <= 0) {
+			PoolManager.returnParticle(self);
+			return;
+		}
+		// Move
+		self.x += self.velocityX;
+		self.y += self.velocityY;
+		// Fade out
+		var lifeRatio = self.life / self.maxLife;
+		self.alpha = lifeRatio;
+		self.scaleX = self.scaleY = lifeRatio;
+		// Gravity
+		self.velocityY += 0.1;
+		self.velocityX *= 0.98;
 	};
 	return self;
 });
-var Tower = Container.expand(function (id) {
+/**** 
+* Wave System
+****/ 
+/**** 
+* Tower System
+****/ 
+var Tower = Container.expand(function (type) {
 	var self = Container.call(this);
-	self.id = id || 'default';
+	self.type = type || 'basic';
 	self.level = 1;
-	self.maxLevel = 6;
-	self.gridX = 0;
-	self.gridY = 0;
-	self.range = 3 * CELL_SIZE;
-	// Standardized method to get the current range of the tower
-	self.getRange = function () {
-		// Always calculate range based on tower type and level
-		switch (self.id) {
-			case 'sniper':
-				// Sniper: base 5, +0.8 per level, but final upgrade gets a huge boost
-				if (self.level === self.maxLevel) {
-					return 12 * CELL_SIZE; // Significantly increased range for max level
-				}
-				return (5 + (self.level - 1) * 0.8) * CELL_SIZE;
-			case 'splash':
-				// Splash: base 2, +0.2 per level (max ~4 blocks at max level)
-				return (2 + (self.level - 1) * 0.2) * CELL_SIZE;
-			case 'rapid':
-				// Rapid: base 2.5, +0.5 per level
-				return (2.5 + (self.level - 1) * 0.5) * CELL_SIZE;
-			case 'slow':
-				// Slow: base 3.5, +0.5 per level
-				return (3.5 + (self.level - 1) * 0.5) * CELL_SIZE;
-			case 'poison':
-				// Poison: base 3.2, +0.5 per level
-				return (3.2 + (self.level - 1) * 0.5) * CELL_SIZE;
-			default:
-				// Default: base 3, +0.5 per level
-				return (3 + (self.level - 1) * 0.5) * CELL_SIZE;
-		}
-	};
-	self.cellsInRange = [];
-	self.fireRate = 60;
-	self.bulletSpeed = 5;
-	self.damage = 10;
+	self.damage = 25;
+	self.range = 120;
+	self.fireRate = 60; // frames between shots
 	self.lastFired = 0;
-	self.targetEnemy = null;
-	switch (self.id) {
-		case 'rapid':
-			self.fireRate = 30;
-			self.damage = 5;
-			self.range = 2.5 * CELL_SIZE;
-			self.bulletSpeed = 7;
-			break;
-		case 'sniper':
-			self.fireRate = 90;
-			self.damage = 25;
-			self.range = 5 * CELL_SIZE;
-			self.bulletSpeed = 25;
-			break;
-		case 'splash':
-			self.fireRate = 75;
-			self.damage = 15;
-			self.range = 2 * CELL_SIZE;
-			self.bulletSpeed = 4;
-			break;
-		case 'slow':
-			self.fireRate = 50;
-			self.damage = 8;
-			self.range = 3.5 * CELL_SIZE;
-			self.bulletSpeed = 5;
-			break;
-		case 'poison':
-			self.fireRate = 70;
-			self.damage = 12;
-			self.range = 3.2 * CELL_SIZE;
-			self.bulletSpeed = 5;
-			break;
-	}
+	self.orbitalSlot = null;
+	// Visual components
 	var baseGraphics = self.attachAsset('tower', {
 		anchorX: 0.5,
 		anchorY: 0.5
 	});
-	switch (self.id) {
-		case 'rapid':
-			baseGraphics.tint = 0x00AAFF;
-			break;
-		case 'sniper':
-			baseGraphics.tint = 0xFF5500;
-			break;
-		case 'splash':
-			baseGraphics.tint = 0x33CC00;
-			break;
-		case 'slow':
-			baseGraphics.tint = 0x9900FF;
-			break;
-		case 'poison':
-			baseGraphics.tint = 0x00FFAA;
-			break;
-		default:
-			baseGraphics.tint = 0xAAAAAA;
-	}
-	var levelIndicators = [];
-	var maxDots = self.maxLevel;
-	var dotSpacing = baseGraphics.width / (maxDots + 1);
-	var dotSize = CELL_SIZE / 6;
-	for (var i = 0; i < maxDots; i++) {
-		var dot = new Container();
-		var outlineCircle = dot.attachAsset('towerLevelIndicator', {
-			anchorX: 0.5,
-			anchorY: 0.5
-		});
-		outlineCircle.width = dotSize + 4;
-		outlineCircle.height = dotSize + 4;
-		outlineCircle.tint = 0x000000;
-		var towerLevelIndicator = dot.attachAsset('towerLevelIndicator', {
-			anchorX: 0.5,
-			anchorY: 0.5
-		});
-		towerLevelIndicator.width = dotSize;
-		towerLevelIndicator.height = dotSize;
-		towerLevelIndicator.tint = 0xCCCCCC;
-		dot.x = -CELL_SIZE + dotSpacing * (i + 1);
-		dot.y = CELL_SIZE * 0.7;
-		self.addChild(dot);
-		levelIndicators.push(dot);
-	}
 	var gunContainer = new Container();
 	self.addChild(gunContainer);
 	var gunGraphics = gunContainer.attachAsset('defense', {
 		anchorX: 0.5,
 		anchorY: 0.5
 	});
-	self.updateLevelIndicators = function () {
-		for (var i = 0; i < maxDots; i++) {
-			var dot = levelIndicators[i];
-			var towerLevelIndicator = dot.children[1];
-			if (i < self.level) {
-				towerLevelIndicator.tint = 0xFFFFFF;
-			} else {
-				switch (self.id) {
-					case 'rapid':
-						towerLevelIndicator.tint = 0x00AAFF;
-						break;
-					case 'sniper':
-						towerLevelIndicator.tint = 0xFF5500;
-						break;
-					case 'splash':
-						towerLevelIndicator.tint = 0x33CC00;
-						break;
-					case 'slow':
-						towerLevelIndicator.tint = 0x9900FF;
-						break;
-					case 'poison':
-						towerLevelIndicator.tint = 0x00FFAA;
-						break;
-					default:
-						towerLevelIndicator.tint = 0xAAAAAA;
-				}
-			}
+	// Set tower properties based on type
+	self.setType = function (type) {
+		self.type = type;
+		switch (type) {
+			case 'rapid':
+				baseGraphics.tint = 0x00AAFF;
+				self.fireRate = 30;
+				self.damage = 15;
+				self.range = 100;
+				break;
+			case 'sniper':
+				baseGraphics.tint = 0xFF5500;
+				self.fireRate = 90;
+				self.damage = 60;
+				self.range = 180;
+				break;
+			case 'splash':
+				baseGraphics.tint = 0x33CC00;
+				self.fireRate = 75;
+				self.damage = 35;
+				self.range = 80;
+				break;
+			case 'slow':
+				baseGraphics.tint = 0x9900FF;
+				self.fireRate = 50;
+				self.damage = 20;
+				self.range = 110;
+				break;
+			case 'poison':
+				baseGraphics.tint = 0x00FFAA;
+				self.fireRate = 70;
+				self.damage = 30;
+				self.range = 90;
+				break;
+			default:
+				baseGraphics.tint = 0xAAAAAA;
+				break;
 		}
 	};
-	self.updateLevelIndicators();
-	self.refreshCellsInRange = function () {
-		for (var i = 0; i < self.cellsInRange.length; i++) {
-			var cell = self.cellsInRange[i];
-			var towerIndex = cell.towersInRange.indexOf(self);
-			if (towerIndex !== -1) {
-				cell.towersInRange.splice(towerIndex, 1);
-			}
-		}
-		self.cellsInRange = [];
-		var rangeRadius = self.getRange() / CELL_SIZE;
-		var centerX = self.gridX + 1;
-		var centerY = self.gridY + 1;
-		var minI = Math.floor(centerX - rangeRadius - 0.5);
-		var maxI = Math.ceil(centerX + rangeRadius + 0.5);
-		var minJ = Math.floor(centerY - rangeRadius - 0.5);
-		var maxJ = Math.ceil(centerY + rangeRadius + 0.5);
-		for (var i = minI; i <= maxI; i++) {
-			for (var j = minJ; j <= maxJ; j++) {
-				var closestX = Math.max(i, Math.min(centerX, i + 1));
-				var closestY = Math.max(j, Math.min(centerY, j + 1));
-				var deltaX = closestX - centerX;
-				var deltaY = closestY - centerY;
-				var distanceSquared = deltaX * deltaX + deltaY * deltaY;
-				if (distanceSquared <= rangeRadius * rangeRadius) {
-					var cell = grid.getCell(i, j);
-					if (cell) {
-						self.cellsInRange.push(cell);
-						cell.towersInRange.push(self);
-					}
-				}
-			}
-		}
-		grid.renderDebug();
-	};
-	self.getTotalValue = function () {
-		var baseTowerCost = getTowerCost(self.id);
-		var totalInvestment = baseTowerCost;
-		var baseUpgradeCost = baseTowerCost; // Upgrade cost now scales with base tower cost
-		for (var i = 1; i < self.level; i++) {
-			totalInvestment += Math.floor(baseUpgradeCost * Math.pow(2, i - 1));
-		}
-		return totalInvestment;
-	};
-	self.upgrade = function () {
-		if (self.level < self.maxLevel) {
-			// Exponential upgrade cost: base cost * (2 ^ (level-1)), scaled by tower base cost
-			var baseUpgradeCost = getTowerCost(self.id);
-			var upgradeCost;
-			// Make last upgrade level extra expensive
-			if (self.level === self.maxLevel - 1) {
-				upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.level - 1) * 3.5 / 2); // Half the cost for final upgrade
-			} else {
-				upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.level - 1));
-			}
-			if (gold >= upgradeCost) {
-				setGold(gold - upgradeCost);
-				self.level++;
-				// No need to update self.range here; getRange() is now the source of truth
-				// Apply tower-specific upgrades based on type
-				if (self.id === 'rapid') {
-					if (self.level === self.maxLevel) {
-						// Extra powerful last upgrade (double the effect)
-						self.fireRate = Math.max(4, 30 - self.level * 9); // double the effect
-						self.damage = 5 + self.level * 10; // double the effect
-						self.bulletSpeed = 7 + self.level * 2.4; // double the effect
-					} else {
-						self.fireRate = Math.max(15, 30 - self.level * 3); // Fast tower gets faster with upgrades
-						self.damage = 5 + self.level * 3;
-						self.bulletSpeed = 7 + self.level * 0.7;
-					}
-				} else {
-					if (self.level === self.maxLevel) {
-						// Extra powerful last upgrade for all other towers (double the effect)
-						self.fireRate = Math.max(5, 60 - self.level * 24); // double the effect
-						self.damage = 10 + self.level * 20; // double the effect
-						self.bulletSpeed = 5 + self.level * 2.4; // double the effect
-					} else {
-						self.fireRate = Math.max(20, 60 - self.level * 8);
-						self.damage = 10 + self.level * 5;
-						self.bulletSpeed = 5 + self.level * 0.5;
-					}
-				}
-				self.refreshCellsInRange();
-				self.updateLevelIndicators();
-				if (self.level > 1) {
-					var levelDot = levelIndicators[self.level - 1].children[1];
-					tween(levelDot, {
-						scaleX: 1.5,
-						scaleY: 1.5
-					}, {
-						duration: 300,
-						easing: tween.elasticOut,
-						onFinish: function onFinish() {
-							tween(levelDot, {
-								scaleX: 1,
-								scaleY: 1
-							}, {
-								duration: 200,
-								easing: tween.easeOut
-							});
-						}
-					});
-				}
-				return true;
-			} else {
-				var notification = game.addChild(new Notification("Not enough gold to upgrade!"));
-				notification.x = 2048 / 2;
-				notification.y = grid.height - 50;
-				return false;
-			}
-		}
-		return false;
-	};
+	self.setType(type);
 	self.findTarget = function () {
 		var closestEnemy = null;
-		var closestScore = Infinity;
-		for (var i = 0; i < enemies.length; i++) {
-			var enemy = enemies[i];
-			var dx = enemy.x - self.x;
-			var dy = enemy.y - self.y;
-			var distance = Math.sqrt(dx * dx + dy * dy);
-			// Check if enemy is in range
-			if (distance <= self.getRange()) {
-				// Handle flying enemies differently - they can be targeted regardless of path
-				if (enemy.isFlying) {
-					// For flying enemies, prioritize by distance to the goal
-					if (enemy.flyingTarget) {
-						var goalX = enemy.flyingTarget.x;
-						var goalY = enemy.flyingTarget.y;
-						var distToGoal = Math.sqrt((goalX - enemy.cellX) * (goalX - enemy.cellX) + (goalY - enemy.cellY) * (goalY - enemy.cellY));
-						// Use distance to goal as score
-						if (distToGoal < closestScore) {
-							closestScore = distToGoal;
-							closestEnemy = enemy;
-						}
-					} else {
-						// If no flying target yet (shouldn't happen), prioritize by distance to tower
-						if (distance < closestScore) {
-							closestScore = distance;
-							closestEnemy = enemy;
-						}
-					}
-				} else {
-					// For ground enemies, use the original path-based targeting
-					// Get the cell for this enemy
-					var cell = grid.getCell(enemy.cellX, enemy.cellY);
-					if (cell && cell.pathId === pathId) {
-						// Use the cell's score (distance to exit) for prioritization
-						// Lower score means closer to exit
-						if (cell.score < closestScore) {
-							closestScore = cell.score;
-							closestEnemy = enemy;
-						}
-					}
-				}
+		var closestDistance = Infinity;
+		for (var i = 0; i < PoolManager.enemies.length; i++) {
+			var enemy = PoolManager.enemies[i];
+			if (!enemy.active) continue;
+			var distance = CoordUtils.distance(self.x, self.y, enemy.x, enemy.y);
+			if (distance <= self.range && distance < closestDistance) {
+				closestDistance = distance;
+				closestEnemy = enemy;
 			}
 		}
-		if (!closestEnemy) {
-			self.targetEnemy = null;
-		}
 		return closestEnemy;
 	};
-	self.update = function () {
-		self.targetEnemy = self.findTarget();
-		if (self.targetEnemy) {
-			var dx = self.targetEnemy.x - self.x;
-			var dy = self.targetEnemy.y - self.y;
-			var angle = Math.atan2(dy, dx);
-			gunContainer.rotation = angle;
-			if (LK.ticks - self.lastFired >= self.fireRate) {
-				self.fire();
-				self.lastFired = LK.ticks;
-			}
+	self.fire = function (target) {
+		var bullet = PoolManager.getBullet();
+		if (bullet) {
+			bullet.activate(self.x, self.y, target, self.damage, self.type);
+			gameLayer.addChild(bullet);
 		}
-	};
-	self.down = function (x, y, obj) {
-		var existingMenus = game.children.filter(function (child) {
-			return child instanceof UpgradeMenu;
+		// Recoil animation
+		tween.stop(gunContainer, {
+			scaleX: true,
+			scaleY: true
 		});
-		var hasOwnMenu = false;
-		var rangeCircle = null;
-		for (var i = 0; i < game.children.length; i++) {
-			if (game.children[i].isTowerRange && game.children[i].tower === self) {
-				rangeCircle = game.children[i];
-				break;
-			}
-		}
-		for (var i = 0; i < existingMenus.length; i++) {
-			if (existingMenus[i].tower === self) {
-				hasOwnMenu = true;
-				break;
-			}
-		}
-		if (hasOwnMenu) {
-			for (var i = 0; i < existingMenus.length; i++) {
-				if (existingMenus[i].tower === self) {
-					hideUpgradeMenu(existingMenus[i]);
-				}
-			}
-			if (rangeCircle) {
-				game.removeChild(rangeCircle);
-			}
-			selectedTower = null;
-			grid.renderDebug();
-			return;
-		}
-		for (var i = 0; i < existingMenus.length; i++) {
-			existingMenus[i].destroy();
-		}
-		for (var i = game.children.length - 1; i >= 0; i--) {
-			if (game.children[i].isTowerRange) {
-				game.removeChild(game.children[i]);
-			}
-		}
-		selectedTower = self;
-		var rangeIndicator = new Container();
-		rangeIndicator.isTowerRange = true;
-		rangeIndicator.tower = self;
-		game.addChild(rangeIndicator);
-		rangeIndicator.x = self.x;
-		rangeIndicator.y = self.y;
-		var rangeGraphics = rangeIndicator.attachAsset('rangeCircle', {
-			anchorX: 0.5,
-			anchorY: 0.5
-		});
-		rangeGraphics.width = rangeGraphics.height = self.getRange() * 2;
-		rangeGraphics.alpha = 0.3;
-		var upgradeMenu = new UpgradeMenu(self);
-		game.addChild(upgradeMenu);
-		upgradeMenu.x = 2048 / 2;
-		tween(upgradeMenu, {
-			y: 2732 - 225
+		gunContainer.scaleX = 0.8;
+		gunContainer.scaleY = 0.8;
+		tween(gunContainer, {
+			scaleX: 1,
+			scaleY: 1
 		}, {
-			duration: 200,
-			easing: tween.backOut
+			duration: 150,
+			easing: tween.elasticOut
 		});
-		grid.renderDebug();
 	};
-	self.isInRange = function (enemy) {
-		if (!enemy) {
-			return false;
-		}
-		var dx = enemy.x - self.x;
-		var dy = enemy.y - self.y;
-		var distance = Math.sqrt(dx * dx + dy * dy);
-		return distance <= self.getRange();
-	};
-	self.fire = function () {
-		if (self.targetEnemy) {
-			var potentialDamage = 0;
-			for (var i = 0; i < self.targetEnemy.bulletsTargetingThis.length; i++) {
-				potentialDamage += self.targetEnemy.bulletsTargetingThis[i].damage;
+	self.update = function () {
+		// Find and shoot at enemies
+		if (LK.ticks - self.lastFired >= self.fireRate) {
+			var target = self.findTarget();
+			if (target) {
+				// Aim at target
+				var dx = target.x - self.x;
+				var dy = target.y - self.y;
+				var angle = Math.atan2(dy, dx);
+				gunContainer.rotation = angle;
+				self.fire(target);
+				self.lastFired = LK.ticks;
 			}
-			if (self.targetEnemy.health > potentialDamage) {
-				var bulletX = self.x + Math.cos(gunContainer.rotation) * 40;
-				var bulletY = self.y + Math.sin(gunContainer.rotation) * 40;
-				var bullet = new Bullet(bulletX, bulletY, self.targetEnemy, self.damage, self.bulletSpeed);
-				// Set bullet type based on tower type
-				bullet.type = self.id;
-				// For slow tower, pass level for scaling slow effect
-				if (self.id === 'slow') {
-					bullet.sourceTowerLevel = self.level;
-				}
-				// Customize bullet appearance based on tower type
-				switch (self.id) {
-					case 'rapid':
-						bullet.children[0].tint = 0x00AAFF;
-						bullet.children[0].width = 20;
-						bullet.children[0].height = 20;
-						break;
-					case 'sniper':
-						bullet.children[0].tint = 0xFF5500;
-						bullet.children[0].width = 15;
-						bullet.children[0].height = 15;
-						break;
-					case 'splash':
-						bullet.children[0].tint = 0x33CC00;
-						bullet.children[0].width = 40;
-						bullet.children[0].height = 40;
-						break;
-					case 'slow':
-						bullet.children[0].tint = 0x9900FF;
-						bullet.children[0].width = 35;
-						bullet.children[0].height = 35;
-						break;
-					case 'poison':
-						bullet.children[0].tint = 0x00FFAA;
-						bullet.children[0].width = 35;
-						bullet.children[0].height = 35;
-						break;
-				}
-				game.addChild(bullet);
-				bullets.push(bullet);
-				self.targetEnemy.bulletsTargetingThis.push(bullet);
-				// --- Fire recoil effect for gunContainer ---
-				// Stop any ongoing recoil tweens before starting a new one
-				tween.stop(gunContainer, {
-					x: true,
-					y: true,
-					scaleX: true,
-					scaleY: true
-				});
-				// Always use the original resting position for recoil, never accumulate offset
-				if (gunContainer._restX === undefined) {
-					gunContainer._restX = 0;
-				}
-				if (gunContainer._restY === undefined) {
-					gunContainer._restY = 0;
-				}
-				if (gunContainer._restScaleX === undefined) {
-					gunContainer._restScaleX = 1;
-				}
-				if (gunContainer._restScaleY === undefined) {
-					gunContainer._restScaleY = 1;
-				}
-				// Reset to resting position before animating (in case of interrupted tweens)
-				gunContainer.x = gunContainer._restX;
-				gunContainer.y = gunContainer._restY;
-				gunContainer.scaleX = gunContainer._restScaleX;
-				gunContainer.scaleY = gunContainer._restScaleY;
-				// Calculate recoil offset (recoil back along the gun's rotation)
-				var recoilDistance = 8;
-				var recoilX = -Math.cos(gunContainer.rotation) * recoilDistance;
-				var recoilY = -Math.sin(gunContainer.rotation) * recoilDistance;
-				// Animate recoil back from the resting position
-				tween(gunContainer, {
-					x: gunContainer._restX + recoilX,
-					y: gunContainer._restY + recoilY
-				}, {
-					duration: 60,
-					easing: tween.cubicOut,
-					onFinish: function onFinish() {
-						// Animate return to original position/scale
-						tween(gunContainer, {
-							x: gunContainer._restX,
-							y: gunContainer._restY
-						}, {
-							duration: 90,
-							easing: tween.cubicIn
-						});
-					}
-				});
-			}
 		}
 	};
-	self.placeOnGrid = function (gridX, gridY) {
-		self.gridX = gridX;
-		self.gridY = gridY;
-		self.x = grid.x + gridX * CELL_SIZE + CELL_SIZE / 2;
-		self.y = grid.y + gridY * CELL_SIZE + CELL_SIZE / 2;
-		for (var i = 0; i < 2; i++) {
-			for (var j = 0; j < 2; j++) {
-				var cell = grid.getCell(gridX + i, gridY + j);
-				if (cell) {
-					cell.type = 1;
-				}
-			}
-		}
-		self.refreshCellsInRange();
-	};
 	return self;
 });
-var TowerPreview = Container.expand(function () {
+/**** 
+* UI System
+****/ 
+var TowerSelector = Container.expand(function () {
 	var self = Container.call(this);
-	var towerRange = 3;
-	var rangeInPixels = towerRange * CELL_SIZE;
-	self.towerType = 'default';
-	self.hasEnoughGold = true;
-	var rangeIndicator = new Container();
-	self.addChild(rangeIndicator);
-	var rangeGraphics = rangeIndicator.attachAsset('rangeCircle', {
-		anchorX: 0.5,
-		anchorY: 0.5
-	});
-	rangeGraphics.alpha = 0.3;
-	var previewGraphics = self.attachAsset('towerpreview', {
-		anchorX: 0.5,
-		anchorY: 0.5
-	});
-	previewGraphics.width = CELL_SIZE * 2;
-	previewGraphics.height = CELL_SIZE * 2;
-	self.canPlace = false;
-	self.gridX = 0;
-	self.gridY = 0;
-	self.blockedByEnemy = false;
-	self.update = function () {
-		var previousHasEnoughGold = self.hasEnoughGold;
-		self.hasEnoughGold = gold >= getTowerCost(self.towerType);
-		// Only update appearance if the affordability status has changed
-		if (previousHasEnoughGold !== self.hasEnoughGold) {
-			self.updateAppearance();
-		}
-	};
-	self.updateAppearance = function () {
-		// Use Tower class to get the source of truth for range
-		var tempTower = new Tower(self.towerType);
-		var previewRange = tempTower.getRange();
-		// Clean up tempTower to avoid memory leaks
-		if (tempTower && tempTower.destroy) {
-			tempTower.destroy();
-		}
-		// Set range indicator using unified range logic
-		rangeGraphics.width = rangeGraphics.height = previewRange * 2;
-		switch (self.towerType) {
+	self.towerTypes = ['basic', 'rapid', 'sniper', 'splash', 'slow', 'poison'];
+	self.buttons = [];
+	var buttonWidth = 100;
+	var spacing = 120;
+	var startX = -((self.towerTypes.length - 1) * spacing) / 2;
+	for (var i = 0; i < self.towerTypes.length; i++) {
+		var button = self.createTowerButton(self.towerTypes[i], i);
+		button.x = startX + i * spacing;
+		self.addChild(button);
+		self.buttons.push(button);
+	}
+	self.createTowerButton = function (type, index) {
+		var button = new Container();
+		var bg = button.attachAsset('tower', {
+			anchorX: 0.5,
+			anchorY: 0.5
+		});
+		bg.width = bg.height = buttonWidth;
+		// Set color based on type
+		switch (type) {
 			case 'rapid':
-				previewGraphics.tint = 0x00AAFF;
+				bg.tint = 0x00AAFF;
 				break;
 			case 'sniper':
-				previewGraphics.tint = 0xFF5500;
+				bg.tint = 0xFF5500;
 				break;
 			case 'splash':
-				previewGraphics.tint = 0x33CC00;
+				bg.tint = 0x33CC00;
 				break;
 			case 'slow':
-				previewGraphics.tint = 0x9900FF;
+				bg.tint = 0x9900FF;
 				break;
 			case 'poison':
-				previewGraphics.tint = 0x00FFAA;
+				bg.tint = 0x00FFAA;
 				break;
 			default:
-				previewGraphics.tint = 0xAAAAAA;
+				bg.tint = 0xAAAAAA;
+				break;
 		}
-		if (!self.canPlace || !self.hasEnoughGold) {
-			previewGraphics.tint = 0xFF0000;
-		}
+		var label = new Text2(type, {
+			size: 24,
+			fill: 0xFFFFFF,
+			weight: 800
+		});
+		label.anchor.set(0.5, 0.5);
+		button.addChild(label);
+		button.down = function () {
+			self.placeTower(type);
+		};
+		return button;
 	};
-	self.updatePlacementStatus = function () {
-		var validGridPlacement = true;
-		if (self.gridY <= 4 || self.gridY + 1 >= grid.cells[0].length - 4) {
-			validGridPlacement = false;
+	self.placeTower = function (type) {
+		var slot = embryo.getAvailableSlot();
+		if (slot && gold >= self.getTowerCost(type)) {
+			var tower = new Tower(type);
+			tower.orbitalSlot = slot;
+			slot.occupied = true;
+			slot.tower = tower;
+			gameLayer.addChild(tower);
+			setGold(gold - self.getTowerCost(type));
+			var notification = new Notification("Tower placed!");
+			game.addChild(notification);
+			notification.x = SCREEN_WIDTH / 2;
+			notification.y = SCREEN_HEIGHT / 2 + 100;
+		} else if (!slot) {
+			var notification = new Notification("No available slots!");
+			game.addChild(notification);
+			notification.x = SCREEN_WIDTH / 2;
+			notification.y = SCREEN_HEIGHT / 2 + 100;
 		} else {
-			for (var i = 0; i < 2; i++) {
-				for (var j = 0; j < 2; j++) {
-					var cell = grid.getCell(self.gridX + i, self.gridY + j);
-					if (!cell || cell.type !== 0) {
-						validGridPlacement = false;
-						break;
-					}
-				}
-				if (!validGridPlacement) {
-					break;
-				}
-			}
+			var notification = new Notification("Not enough gold!");
+			game.addChild(notification);
+			notification.x = SCREEN_WIDTH / 2;
+			notification.y = SCREEN_HEIGHT / 2 + 100;
 		}
-		self.blockedByEnemy = false;
-		if (validGridPlacement) {
-			for (var i = 0; i < enemies.length; i++) {
-				var enemy = enemies[i];
-				if (enemy.currentCellY < 4) {
-					continue;
-				}
-				// Only check non-flying enemies, flying enemies can pass over towers
-				if (!enemy.isFlying) {
-					if (enemy.cellX >= self.gridX && enemy.cellX < self.gridX + 2 && enemy.cellY >= self.gridY && enemy.cellY < self.gridY + 2) {
-						self.blockedByEnemy = true;
-						break;
-					}
-					if (enemy.currentTarget) {
-						var targetX = enemy.currentTarget.x;
-						var targetY = enemy.currentTarget.y;
-						if (targetX >= self.gridX && targetX < self.gridX + 2 && targetY >= self.gridY && targetY < self.gridY + 2) {
-							self.blockedByEnemy = true;
-							break;
-						}
-					}
-				}
-			}
+	};
+	self.getTowerCost = function (type) {
+		switch (type) {
+			case 'rapid':
+				return 25;
+			case 'sniper':
+				return 40;
+			case 'splash':
+				return 50;
+			case 'slow':
+				return 60;
+			case 'poison':
+				return 70;
+			default:
+				return 15;
 		}
-		self.canPlace = validGridPlacement && !self.blockedByEnemy;
-		self.hasEnoughGold = gold >= getTowerCost(self.towerType);
-		self.updateAppearance();
 	};
-	self.checkPlacement = function () {
-		self.updatePlacementStatus();
-	};
-	self.snapToGrid = function (x, y) {
-		var gridPosX = x - grid.x;
-		var gridPosY = y - grid.y;
-		self.gridX = Math.floor(gridPosX / CELL_SIZE);
-		self.gridY = Math.floor(gridPosY / CELL_SIZE);
-		self.x = grid.x + self.gridX * CELL_SIZE + CELL_SIZE / 2;
-		self.y = grid.y + self.gridY * CELL_SIZE + CELL_SIZE / 2;
-		self.checkPlacement();
-	};
 	return self;
 });
-var UpgradeMenu = Container.expand(function (tower) {
-	var self = Container.call(this);
-	self.tower = tower;
-	self.y = 2732 + 225;
-	var menuBackground = self.attachAsset('notification', {
-		anchorX: 0.5,
-		anchorY: 0.5
-	});
-	menuBackground.width = 2048;
-	menuBackground.height = 500;
-	menuBackground.tint = 0x444444;
-	menuBackground.alpha = 0.9;
-	var towerTypeText = new Text2(self.tower.id.charAt(0).toUpperCase() + self.tower.id.slice(1) + ' Tower', {
-		size: 80,
-		fill: 0xFFFFFF,
-		weight: 800
-	});
-	towerTypeText.anchor.set(0, 0);
-	towerTypeText.x = -840;
-	towerTypeText.y = -160;
-	self.addChild(towerTypeText);
-	var statsText = new Text2('Level: ' + self.tower.level + '/' + self.tower.maxLevel + '\nDamage: ' + self.tower.damage + '\nFire Rate: ' + (60 / self.tower.fireRate).toFixed(1) + '/s', {
-		size: 70,
-		fill: 0xFFFFFF,
-		weight: 400
-	});
-	statsText.anchor.set(0, 0.5);
-	statsText.x = -840;
-	statsText.y = 50;
-	self.addChild(statsText);
-	var buttonsContainer = new Container();
-	buttonsContainer.x = 500;
-	self.addChild(buttonsContainer);
-	var upgradeButton = new Container();
-	buttonsContainer.addChild(upgradeButton);
-	var buttonBackground = upgradeButton.attachAsset('notification', {
-		anchorX: 0.5,
-		anchorY: 0.5
-	});
-	buttonBackground.width = 500;
-	buttonBackground.height = 150;
-	var isMaxLevel = self.tower.level >= self.tower.maxLevel;
-	// Exponential upgrade cost: base cost * (2 ^ (level-1)), scaled by tower base cost
-	var baseUpgradeCost = getTowerCost(self.tower.id);
-	var upgradeCost;
-	if (isMaxLevel) {
-		upgradeCost = 0;
-	} else if (self.tower.level === self.tower.maxLevel - 1) {
-		upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1) * 3.5 / 2);
-	} else {
-		upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1));
-	}
-	buttonBackground.tint = isMaxLevel ? 0x888888 : gold >= upgradeCost ? 0x00AA00 : 0x888888;
-	var buttonText = new Text2(isMaxLevel ? 'Max Level' : 'Upgrade: ' + upgradeCost + ' gold', {
-		size: 60,
-		fill: 0xFFFFFF,
-		weight: 800
-	});
-	buttonText.anchor.set(0.5, 0.5);
-	upgradeButton.addChild(buttonText);
-	var sellButton = new Container();
-	buttonsContainer.addChild(sellButton);
-	var sellButtonBackground = sellButton.attachAsset('notification', {
-		anchorX: 0.5,
-		anchorY: 0.5
-	});
-	sellButtonBackground.width = 500;
-	sellButtonBackground.height = 150;
-	sellButtonBackground.tint = 0xCC0000;
-	var totalInvestment = self.tower.getTotalValue ? self.tower.getTotalValue() : 0;
-	var sellValue = getTowerSellValue(totalInvestment);
-	var sellButtonText = new Text2('Sell: +' + sellValue + ' gold', {
-		size: 60,
-		fill: 0xFFFFFF,
-		weight: 800
-	});
-	sellButtonText.anchor.set(0.5, 0.5);
-	sellButton.addChild(sellButtonText);
-	upgradeButton.y = -85;
-	sellButton.y = 85;
-	var closeButton = new Container();
-	self.addChild(closeButton);
-	var closeBackground = closeButton.attachAsset('notification', {
-		anchorX: 0.5,
-		anchorY: 0.5
-	});
-	closeBackground.width = 90;
-	closeBackground.height = 90;
-	closeBackground.tint = 0xAA0000;
-	var closeText = new Text2('X', {
-		size: 68,
-		fill: 0xFFFFFF,
-		weight: 800
-	});
-	closeText.anchor.set(0.5, 0.5);
-	closeButton.addChild(closeText);
-	closeButton.x = menuBackground.width / 2 - 57;
-	closeButton.y = -menuBackground.height / 2 + 57;
-	upgradeButton.down = function (x, y, obj) {
-		if (self.tower.level >= self.tower.maxLevel) {
-			var notification = game.addChild(new Notification("Tower is already at max level!"));
-			notification.x = 2048 / 2;
-			notification.y = grid.height - 50;
-			return;
+
+/**** 
+* Initialize Game
+****/ 
+/**** 
+* Game Constants
+****/ 
+/**** 
+* Game Variables
+****/ 
+var game = new LK.Game({
+	backgroundColor: 0x222222
+});
+
+/**** 
+* Game Code
+****/ 
+/**** 
+* Object Pooling System
+****/ 
+var PoolManager = {
+	enemies: [],
+	bullets: [],
+	particles: [],
+	init: function init() {
+		// Pre-allocate pools
+		for (var i = 0; i < 200; i++) {
+			this.enemies.push(this.createEnemy());
 		}
-		if (self.tower.upgrade()) {
-			// Exponential upgrade cost: base cost * (2 ^ (level-1)), scaled by tower base cost
-			var baseUpgradeCost = getTowerCost(self.tower.id);
-			if (self.tower.level >= self.tower.maxLevel) {
-				upgradeCost = 0;
-			} else if (self.tower.level === self.tower.maxLevel - 1) {
-				upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1) * 3.5 / 2);
-			} else {
-				upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1));
-			}
-			statsText.setText('Level: ' + self.tower.level + '/' + self.tower.maxLevel + '\nDamage: ' + self.tower.damage + '\nFire Rate: ' + (60 / self.tower.fireRate).toFixed(1) + '/s');
-			buttonText.setText('Upgrade: ' + upgradeCost + ' gold');
-			var totalInvestment = self.tower.getTotalValue ? self.tower.getTotalValue() : 0;
-			var sellValue = Math.floor(totalInvestment * 0.6);
-			sellButtonText.setText('Sell: +' + sellValue + ' gold');
-			if (self.tower.level >= self.tower.maxLevel) {
-				buttonBackground.tint = 0x888888;
-				buttonText.setText('Max Level');
-			}
-			var rangeCircle = null;
-			for (var i = 0; i < game.children.length; i++) {
-				if (game.children[i].isTowerRange && game.children[i].tower === self.tower) {
-					rangeCircle = game.children[i];
-					break;
-				}
-			}
-			if (rangeCircle) {
-				var rangeGraphics = rangeCircle.children[0];
-				rangeGraphics.width = rangeGraphics.height = self.tower.getRange() * 2;
-			} else {
-				var newRangeIndicator = new Container();
-				newRangeIndicator.isTowerRange = true;
-				newRangeIndicator.tower = self.tower;
-				game.addChildAt(newRangeIndicator, 0);
-				newRangeIndicator.x = self.tower.x;
-				newRangeIndicator.y = self.tower.y;
-				var rangeGraphics = newRangeIndicator.attachAsset('rangeCircle', {
-					anchorX: 0.5,
-					anchorY: 0.5
-				});
-				rangeGraphics.width = rangeGraphics.height = self.tower.getRange() * 2;
-				rangeGraphics.alpha = 0.3;
-			}
-			tween(self, {
-				scaleX: 1.05,
-				scaleY: 1.05
-			}, {
-				duration: 100,
-				easing: tween.easeOut,
-				onFinish: function onFinish() {
-					tween(self, {
-						scaleX: 1,
-						scaleY: 1
-					}, {
-						duration: 100,
-						easing: tween.easeIn
-					});
-				}
-			});
+		for (var i = 0; i < 500; i++) {
+			this.bullets.push(this.createBullet());
 		}
-	};
-	sellButton.down = function (x, y, obj) {
-		var totalInvestment = self.tower.getTotalValue ? self.tower.getTotalValue() : 0;
-		var sellValue = getTowerSellValue(totalInvestment);
-		setGold(gold + sellValue);
-		var notification = game.addChild(new Notification("Tower sold for " + sellValue + " gold!"));
-		notification.x = 2048 / 2;
-		notification.y = grid.height - 50;
-		var gridX = self.tower.gridX;
-		var gridY = self.tower.gridY;
-		for (var i = 0; i < 2; i++) {
-			for (var j = 0; j < 2; j++) {
-				var cell = grid.getCell(gridX + i, gridY + j);
-				if (cell) {
-					cell.type = 0;
-					var towerIndex = cell.towersInRange.indexOf(self.tower);
-					if (towerIndex !== -1) {
-						cell.towersInRange.splice(towerIndex, 1);
-					}
-				}
-			}
+		for (var i = 0; i < 1000; i++) {
+			this.particles.push(this.createParticle());
 		}
-		if (selectedTower === self.tower) {
-			selectedTower = null;
-		}
-		var towerIndex = towers.indexOf(self.tower);
-		if (towerIndex !== -1) {
-			towers.splice(towerIndex, 1);
-		}
-		towerLayer.removeChild(self.tower);
-		grid.pathFind();
-		grid.renderDebug();
-		self.destroy();
-		for (var i = 0; i < game.children.length; i++) {
-			if (game.children[i].isTowerRange && game.children[i].tower === self.tower) {
-				game.removeChild(game.children[i]);
-				break;
+	},
+	getEnemy: function getEnemy() {
+		for (var i = 0; i < this.enemies.length; i++) {
+			if (!this.enemies[i].active) {
+				return this.enemies[i];
 			}
 		}
-	};
-	closeButton.down = function (x, y, obj) {
-		hideUpgradeMenu(self);
-		selectedTower = null;
-		grid.renderDebug();
-	};
-	self.update = function () {
-		if (self.tower.level >= self.tower.maxLevel) {
-			if (buttonText.text !== 'Max Level') {
-				buttonText.setText('Max Level');
-				buttonBackground.tint = 0x888888;
+		// If pool exhausted, create new one
+		var enemy = this.createEnemy();
+		this.enemies.push(enemy);
+		return enemy;
+	},
+	getBullet: function getBullet() {
+		for (var i = 0; i < this.bullets.length; i++) {
+			if (!this.bullets[i].active) {
+				return this.bullets[i];
 			}
-			return;
 		}
-		// Exponential upgrade cost: base cost * (2 ^ (level-1)), scaled by tower base cost
-		var baseUpgradeCost = getTowerCost(self.tower.id);
-		var currentUpgradeCost;
-		if (self.tower.level >= self.tower.maxLevel) {
-			currentUpgradeCost = 0;
-		} else if (self.tower.level === self.tower.maxLevel - 1) {
-			currentUpgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1) * 3.5 / 2);
-		} else {
-			currentUpgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1));
-		}
-		var canAfford = gold >= currentUpgradeCost;
-		buttonBackground.tint = canAfford ? 0x00AA00 : 0x888888;
-		var newText = 'Upgrade: ' + currentUpgradeCost + ' gold';
-		if (buttonText.text !== newText) {
-			buttonText.setText(newText);
-		}
-	};
-	return self;
-});
-var WaveIndicator = Container.expand(function () {
-	var self = Container.call(this);
-	self.gameStarted = false;
-	self.waveMarkers = [];
-	self.waveTypes = [];
-	self.enemyCounts = [];
-	self.indicatorWidth = 0;
-	self.lastBossType = null; // Track the last boss type to avoid repeating
-	var blockWidth = 400;
-	var totalBlocksWidth = blockWidth * totalWaves;
-	var startMarker = new Container();
-	var startBlock = startMarker.attachAsset('notification', {
-		anchorX: 0.5,
-		anchorY: 0.5
-	});
-	startBlock.width = blockWidth - 10;
-	startBlock.height = 70 * 2;
-	startBlock.tint = 0x00AA00;
-	// Add shadow for start text
-	var startTextShadow = new Text2("Start Game", {
-		size: 50,
-		fill: 0x000000,
-		weight: 800
-	});
-	startTextShadow.anchor.set(0.5, 0.5);
-	startTextShadow.x = 4;
-	startTextShadow.y = 4;
-	startMarker.addChild(startTextShadow);
-	var startText = new Text2("Start Game", {
-		size: 50,
-		fill: 0xFFFFFF,
-		weight: 800
-	});
-	startText.anchor.set(0.5, 0.5);
-	startMarker.addChild(startText);
-	startMarker.x = -self.indicatorWidth;
-	self.addChild(startMarker);
-	self.waveMarkers.push(startMarker);
-	startMarker.down = function () {
-		if (!self.gameStarted) {
-			self.gameStarted = true;
-			currentWave = 0;
-			waveTimer = nextWaveTime;
-			startBlock.tint = 0x00FF00;
-			startText.setText("Started!");
-			startTextShadow.setText("Started!");
-			// Make sure shadow position remains correct after text change
-			startTextShadow.x = 4;
-			startTextShadow.y = 4;
-			var notification = game.addChild(new Notification("Game started! Wave 1 incoming!"));
-			notification.x = 2048 / 2;
-			notification.y = grid.height - 150;
-		}
-	};
-	for (var i = 0; i < totalWaves; i++) {
-		var marker = new Container();
-		var block = marker.attachAsset('notification', {
-			anchorX: 0.5,
-			anchorY: 0.5
-		});
-		block.width = blockWidth - 10;
-		block.height = 70 * 2;
-		// --- Begin new unified wave logic ---
-		var waveType = "normal";
-		var enemyType = "normal";
-		var enemyCount = 10;
-		var isBossWave = (i + 1) % 10 === 0;
-		// Ensure all types appear in early waves
-		if (i === 0) {
-			block.tint = 0xAAAAAA;
-			waveType = "Normal";
-			enemyType = "normal";
-			enemyCount = 10;
-		} else if (i === 1) {
-			block.tint = 0x00AAFF;
-			waveType = "Fast";
-			enemyType = "fast";
-			enemyCount = 10;
-		} else if (i === 2) {
-			block.tint = 0xAA0000;
-			waveType = "Immune";
-			enemyType = "immune";
-			enemyCount = 10;
-		} else if (i === 3) {
-			block.tint = 0xFFFF00;
-			waveType = "Flying";
-			enemyType = "flying";
-			enemyCount = 10;
-		} else if (i === 4) {
-			block.tint = 0xFF00FF;
-			waveType = "Swarm";
-			enemyType = "swarm";
-			enemyCount = 30;
-		} else if (isBossWave) {
-			// Boss waves: cycle through all boss types, last boss is always flying
-			var bossTypes = ['normal', 'fast', 'immune', 'flying'];
-			var bossTypeIndex = Math.floor((i + 1) / 10) - 1;
-			if (i === totalWaves - 1) {
-				// Last boss is always flying
-				enemyType = 'flying';
-				waveType = "Boss Flying";
-				block.tint = 0xFFFF00;
-			} else {
-				enemyType = bossTypes[bossTypeIndex % bossTypes.length];
-				switch (enemyType) {
-					case 'normal':
-						block.tint = 0xAAAAAA;
-						waveType = "Boss Normal";
-						break;
-					case 'fast':
-						block.tint = 0x00AAFF;
-						waveType = "Boss Fast";
-						break;
-					case 'immune':
-						block.tint = 0xAA0000;
-						waveType = "Boss Immune";
-						break;
-					case 'flying':
-						block.tint = 0xFFFF00;
-						waveType = "Boss Flying";
-						break;
-				}
+		var bullet = this.createBullet();
+		this.bullets.push(bullet);
+		return bullet;
+	},
+	getParticle: function getParticle() {
+		for (var i = 0; i < this.particles.length; i++) {
+			if (!this.particles[i].active) {
+				return this.particles[i];
 			}
-			enemyCount = 1;
-			// Make the wave indicator for boss waves stand out
-			// Set boss wave color to the color of the wave type
-			switch (enemyType) {
-				case 'normal':
-					block.tint = 0xAAAAAA;
-					break;
-				case 'fast':
-					block.tint = 0x00AAFF;
-					break;
-				case 'immune':
-					block.tint = 0xAA0000;
-					break;
-				case 'flying':
-					block.tint = 0xFFFF00;
-					break;
-				default:
-					block.tint = 0xFF0000;
-					break;
-			}
-		} else if ((i + 1) % 5 === 0) {
-			// Every 5th non-boss wave is fast
-			block.tint = 0x00AAFF;
-			waveType = "Fast";
-			enemyType = "fast";
-			enemyCount = 10;
-		} else if ((i + 1) % 4 === 0) {
-			// Every 4th non-boss wave is immune
-			block.tint = 0xAA0000;
-			waveType = "Immune";
-			enemyType = "immune";
-			enemyCount = 10;
-		} else if ((i + 1) % 7 === 0) {
-			// Every 7th non-boss wave is flying
-			block.tint = 0xFFFF00;
-			waveType = "Flying";
-			enemyType = "flying";
-			enemyCount = 10;
-		} else if ((i + 1) % 3 === 0) {
-			// Every 3rd non-boss wave is swarm
-			block.tint = 0xFF00FF;
-			waveType = "Swarm";
-			enemyType = "swarm";
-			enemyCount = 30;
-		} else {
-			block.tint = 0xAAAAAA;
-			waveType = "Normal";
-			enemyType = "normal";
-			enemyCount = 10;
 		}
-		// --- End new unified wave logic ---
-		// Mark boss waves with a special visual indicator
-		if (isBossWave && enemyType !== 'swarm') {
-			// Add a crown or some indicator to the wave marker for boss waves
-			var bossIndicator = marker.attachAsset('towerLevelIndicator', {
-				anchorX: 0.5,
-				anchorY: 0.5
-			});
-			bossIndicator.width = 30;
-			bossIndicator.height = 30;
-			bossIndicator.tint = 0xFFD700; // Gold color
-			bossIndicator.y = -block.height / 2 - 15;
-			// Change the wave type text to indicate boss
-			waveType = "BOSS";
+		var particle = this.createParticle();
+		this.particles.push(particle);
+		return particle;
+	},
+	createEnemy: function createEnemy() {
+		var enemy = new Enemy();
+		enemy.active = false;
+		return enemy;
+	},
+	createBullet: function createBullet() {
+		var bullet = new Bullet();
+		bullet.active = false;
+		return bullet;
+	},
+	createParticle: function createParticle() {
+		var particle = new Particle();
+		particle.active = false;
+		return particle;
+	},
+	returnEnemy: function returnEnemy(enemy) {
+		enemy.active = false;
+		if (enemy.parent) {
+			enemy.parent.removeChild(enemy);
 		}
-		// Store the wave type and enemy count
-		self.waveTypes[i] = enemyType;
-		self.enemyCounts[i] = enemyCount;
-		// Add shadow for wave type - 30% smaller than before
-		var waveTypeShadow = new Text2(waveType, {
-			size: 56,
-			fill: 0x000000,
-			weight: 800
-		});
-		waveTypeShadow.anchor.set(0.5, 0.5);
-		waveTypeShadow.x = 4;
-		waveTypeShadow.y = 4;
-		marker.addChild(waveTypeShadow);
-		// Add wave type text - 30% smaller than before
-		var waveTypeText = new Text2(waveType, {
-			size: 56,
-			fill: 0xFFFFFF,
-			weight: 800
-		});
-		waveTypeText.anchor.set(0.5, 0.5);
-		waveTypeText.y = 0;
-		marker.addChild(waveTypeText);
-		// Add shadow for wave number - 20% larger than before
-		var waveNumShadow = new Text2((i + 1).toString(), {
-			size: 48,
-			fill: 0x000000,
-			weight: 800
-		});
-		waveNumShadow.anchor.set(1.0, 1.0);
-		waveNumShadow.x = blockWidth / 2 - 16 + 5;
-		waveNumShadow.y = block.height / 2 - 12 + 5;
-		marker.addChild(waveNumShadow);
-		// Main wave number text - 20% larger than before
-		var waveNum = new Text2((i + 1).toString(), {
-			size: 48,
-			fill: 0xFFFFFF,
-			weight: 800
-		});
-		waveNum.anchor.set(1.0, 1.0);
-		waveNum.x = blockWidth / 2 - 16;
-		waveNum.y = block.height / 2 - 12;
-		marker.addChild(waveNum);
-		marker.x = -self.indicatorWidth + (i + 1) * blockWidth;
-		self.addChild(marker);
-		self.waveMarkers.push(marker);
-	}
-	// Get wave type for a specific wave number
-	self.getWaveType = function (waveNumber) {
-		if (waveNumber < 1 || waveNumber > totalWaves) {
-			return "normal";
+	},
+	returnBullet: function returnBullet(bullet) {
+		bullet.active = false;
+		if (bullet.parent) {
+			bullet.parent.removeChild(bullet);
 		}
-		// If this is a boss wave (waveNumber % 10 === 0), and the type is the same as lastBossType
-		// then we should return a different boss type
-		var waveType = self.waveTypes[waveNumber - 1];
-		return waveType;
-	};
-	// Get enemy count for a specific wave number
-	self.getEnemyCount = function (waveNumber) {
-		if (waveNumber < 1 || waveNumber > totalWaves) {
-			return 10;
+	},
+	returnParticle: function returnParticle(particle) {
+		particle.active = false;
+		if (particle.parent) {
+			particle.parent.removeChild(particle);
 		}
-		return self.enemyCounts[waveNumber - 1];
-	};
-	// Get display name for a wave type
-	self.getWaveTypeName = function (waveNumber) {
-		var type = self.getWaveType(waveNumber);
-		var typeName = type.charAt(0).toUpperCase() + type.slice(1);
-		// Add boss prefix for boss waves (every 10th wave)
-		if (waveNumber % 10 === 0 && waveNumber > 0 && type !== 'swarm') {
-			typeName = "BOSS";
-		}
-		return typeName;
-	};
-	self.positionIndicator = new Container();
-	var indicator = self.positionIndicator.attachAsset('towerLevelIndicator', {
-		anchorX: 0.5,
-		anchorY: 0.5
-	});
-	indicator.width = blockWidth - 10;
-	indicator.height = 16;
-	indicator.tint = 0xffad0e;
-	indicator.y = -65;
-	var indicator2 = self.positionIndicator.attachAsset('towerLevelIndicator', {
-		anchorX: 0.5,
-		anchorY: 0.5
-	});
-	indicator2.width = blockWidth - 10;
-	indicator2.height = 16;
-	indicator2.tint = 0xffad0e;
-	indicator2.y = 65;
-	var leftWall = self.positionIndicator.attachAsset('towerLevelIndicator', {
-		anchorX: 0.5,
-		anchorY: 0.5
-	});
-	leftWall.width = 16;
-	leftWall.height = 146;
-	leftWall.tint = 0xffad0e;
-	leftWall.x = -(blockWidth - 16) / 2;
-	var rightWall = self.positionIndicator.attachAsset('towerLevelIndicator', {
-		anchorX: 0.5,
-		anchorY: 0.5
-	});
-	rightWall.width = 16;
-	rightWall.height = 146;
-	rightWall.tint = 0xffad0e;
-	rightWall.x = (blockWidth - 16) / 2;
-	self.addChild(self.positionIndicator);
-	self.update = function () {
-		var progress = waveTimer / nextWaveTime;
-		var moveAmount = (progress + currentWave) * blockWidth;
-		for (var i = 0; i < self.waveMarkers.length; i++) {
-			var marker = self.waveMarkers[i];
-			marker.x = -moveAmount + i * blockWidth;
-		}
-		self.positionIndicator.x = 0;
-		for (var i = 0; i < totalWaves + 1; i++) {
-			var marker = self.waveMarkers[i];
-			if (i === 0) {
-				continue;
-			}
-			var block = marker.children[0];
-			if (i - 1 < currentWave) {
-				block.alpha = .5;
-			}
-		}
-		self.handleWaveProgression = function () {
-			if (!self.gameStarted) {
-				return;
-			}
-			if (currentWave < totalWaves) {
-				waveTimer++;
-				if (waveTimer >= nextWaveTime) {
-					waveTimer = 0;
-					currentWave++;
-					waveInProgress = true;
-					waveSpawned = false;
-					if (currentWave != 1) {
-						var waveType = self.getWaveTypeName(currentWave);
-						var enemyCount = self.getEnemyCount(currentWave);
-						var notification = game.addChild(new Notification("Wave " + currentWave + " (" + waveType + " - " + enemyCount + " enemies) incoming!"));
-						notification.x = 2048 / 2;
-						notification.y = grid.height - 150;
-					}
-				}
-			}
-		};
-		self.handleWaveProgression();
-	};
-	return self;
-});
-
+	}
+};
 /**** 
-* Initialize Game
+* Coordinate System Utilities
 ****/ 
-var game = new LK.Game({
-	backgroundColor: 0x333333
-});
-
+var CoordUtils = {
+	// Convert polar to cartesian coordinates
+	polarToCartesian: function polarToCartesian(radius, angle) {
+		return {
+			x: radius * Math.cos(angle),
+			y: radius * Math.sin(angle)
+		};
+	},
+	// Convert cartesian to polar coordinates
+	cartesianToPolar: function cartesianToPolar(x, y) {
+		var radius = Math.sqrt(x * x + y * y);
+		var angle = Math.atan2(y, x);
+		return {
+			radius: radius,
+			angle: angle
+		};
+	},
+	// Get distance between two points
+	distance: function distance(x1, y1, x2, y2) {
+		var dx = x2 - x1;
+		var dy = y2 - y1;
+		return Math.sqrt(dx * dx + dy * dy);
+	},
+	// Normalize angle to 0-2π range
+	normalizeAngle: function normalizeAngle(angle) {
+		while (angle < 0) angle += Math.PI * 2;
+		while (angle >= Math.PI * 2) angle -= Math.PI * 2;
+		return angle;
+	}
+};
 /**** 
-* Game Code
+* Wave System
 ****/ 
-var isHidingUpgradeMenu = false;
-function hideUpgradeMenu(menu) {
-	if (isHidingUpgradeMenu) {
-		return;
-	}
-	isHidingUpgradeMenu = true;
-	tween(menu, {
-		y: 2732 + 225
-	}, {
-		duration: 150,
-		easing: tween.easeIn,
-		onFinish: function onFinish() {
-			menu.destroy();
-			isHidingUpgradeMenu = false;
+var WaveManager = {
+	currentWave: 0,
+	totalWaves: 30,
+	waveTimer: 0,
+	waveDelay: 300,
+	// frames between waves
+	enemiesPerWave: 15,
+	materials: ['slime', 'metal', 'lava', 'ice', 'shadow'],
+	update: function update() {
+		this.waveTimer--;
+		if (this.waveTimer <= 0 && this.currentWave < this.totalWaves) {
+			this.spawnWave();
+			this.waveTimer = this.waveDelay;
 		}
-	});
-}
-var CELL_SIZE = 76;
-var pathId = 1;
-var maxScore = 0;
-var enemies = [];
-var towers = [];
-var bullets = [];
-var defenses = [];
-var selectedTower = null;
-var gold = 80;
+	},
+	spawnWave: function spawnWave() {
+		this.currentWave++;
+		var material = this.materials[(this.currentWave - 1) % this.materials.length];
+		var enemyCount = this.enemiesPerWave + Math.floor(this.currentWave / 5);
+		for (var i = 0; i < enemyCount; i++) {
+			setTimeout(function (mat) {
+				return function () {
+					var enemy = PoolManager.getEnemy();
+					if (enemy) {
+						var spawnAngle = Math.random() * Math.PI * 2;
+						enemy.activate(mat, spawnAngle);
+						gameLayer.addChild(enemy);
+					}
+				};
+			}(material), i * 100); // Stagger spawning
+		}
+		var notification = new Notification("Wave " + this.currentWave + " - " + material + " blobs!");
+		game.addChild(notification);
+		notification.x = SCREEN_WIDTH / 2;
+		notification.y = 100;
+	}
+};
+/**** 
+* Game Constants
+****/ 
+var SCREEN_WIDTH = 2048;
+var SCREEN_HEIGHT = 2732;
+var gameLayer = new Container();
+var uiLayer = new Container();
+var embryo;
+var towerSelector;
+var gold = 100;
 var lives = 20;
 var score = 0;
-var currentWave = 0;
-var totalWaves = 50;
-var waveTimer = 0;
-var waveInProgress = false;
-var waveSpawned = false;
-var nextWaveTime = 12000 / 2;
-var sourceTower = null;
-var enemiesToSpawn = 10; // Default number of enemies per wave
+// UI Text Elements
 var goldText = new Text2('Gold: ' + gold, {
-	size: 60,
+	size: 48,
 	fill: 0xFFD700,
 	weight: 800
 });
 goldText.anchor.set(0.5, 0.5);
 var livesText = new Text2('Lives: ' + lives, {
-	size: 60,
+	size: 48,
 	fill: 0x00FF00,
 	weight: 800
 });
 livesText.anchor.set(0.5, 0.5);
 var scoreText = new Text2('Score: ' + score, {
-	size: 60,
+	size: 48,
 	fill: 0xFF0000,
 	weight: 800
 });
 scoreText.anchor.set(0.5, 0.5);
-var topMargin = 50;
-var centerX = 2048 / 2;
-var spacing = 400;
-LK.gui.top.addChild(goldText);
-LK.gui.top.addChild(livesText);
-LK.gui.top.addChild(scoreText);
-livesText.x = 0;
-livesText.y = topMargin;
-goldText.x = -spacing;
-goldText.y = topMargin;
-scoreText.x = spacing;
-scoreText.y = topMargin;
+var waveText = new Text2('Wave: 0', {
+	size: 48,
+	fill: 0x00AAFF,
+	weight: 800
+});
+waveText.anchor.set(0.5, 0.5);
+/**** 
+* Utility Functions
+****/ 
 function updateUI() {
 	goldText.setText('Gold: ' + gold);
 	livesText.setText('Lives: ' + lives);
 	scoreText.setText('Score: ' + score);
+	waveText.setText('Wave: ' + WaveManager.currentWave);
 }
 function setGold(value) {
 	gold = value;
 	updateUI();
 }
-var debugLayer = new Container();
-var towerLayer = new Container();
-// Create three separate layers for enemy hierarchy
-var enemyLayerBottom = new Container(); // For normal enemies
-var enemyLayerMiddle = new Container(); // For shadows
-var enemyLayerTop = new Container(); // For flying enemies
-var enemyLayer = new Container(); // Main container to hold all enemy layers
-// Add layers in correct order (bottom first, then middle for shadows, then top)
-enemyLayer.addChild(enemyLayerBottom);
-enemyLayer.addChild(enemyLayerMiddle);
-enemyLayer.addChild(enemyLayerTop);
-var grid = new Grid(24, 29 + 6);
-grid.x = 150;
-grid.y = 200 - CELL_SIZE * 4;
-grid.pathFind();
-grid.renderDebug();
-debugLayer.addChild(grid);
-game.addChild(debugLayer);
-game.addChild(towerLayer);
-game.addChild(enemyLayer);
-var offset = 0;
-var towerPreview = new TowerPreview();
-game.addChild(towerPreview);
-towerPreview.visible = false;
-var isDragging = false;
-function wouldBlockPath(gridX, gridY) {
-	var cells = [];
-	for (var i = 0; i < 2; i++) {
-		for (var j = 0; j < 2; j++) {
-			var cell = grid.getCell(gridX + i, gridY + j);
-			if (cell) {
-				cells.push({
-					cell: cell,
-					originalType: cell.type
-				});
-				cell.type = 1;
-			}
-		}
-	}
-	var blocked = grid.pathFind();
-	for (var i = 0; i < cells.length; i++) {
-		cells[i].cell.type = cells[i].originalType;
-	}
-	grid.pathFind();
-	grid.renderDebug();
-	return blocked;
+/**** 
+* Game Initialization
+****/ 
+function initializeGame() {
+	// Initialize object pools
+	PoolManager.init();
+	// Create embryo at center
+	embryo = new Embryo();
+	embryo.x = SCREEN_WIDTH / 2;
+	embryo.y = SCREEN_HEIGHT / 2;
+	gameLayer.addChild(embryo);
+	// Create tower selector
+	towerSelector = new TowerSelector();
+	towerSelector.x = SCREEN_WIDTH / 2;
+	towerSelector.y = SCREEN_HEIGHT - 150;
+	uiLayer.addChild(towerSelector);
+	// Position UI elements
+	goldText.x = 150;
+	goldText.y = 80;
+	uiLayer.addChild(goldText);
+	livesText.x = 400;
+	livesText.y = 80;
+	uiLayer.addChild(livesText);
+	scoreText.x = 650;
+	scoreText.y = 80;
+	uiLayer.addChild(scoreText);
+	waveText.x = 900;
+	waveText.y = 80;
+	uiLayer.addChild(waveText);
+	// Add layers to game
+	game.addChild(gameLayer);
+	game.addChild(uiLayer);
+	// Start first wave after delay
+	WaveManager.waveTimer = 180; // 3 seconds
+	updateUI();
 }
-function getTowerCost(towerType) {
-	var cost = 5;
-	switch (towerType) {
-		case 'rapid':
-			cost = 15;
-			break;
-		case 'sniper':
-			cost = 25;
-			break;
-		case 'splash':
-			cost = 35;
-			break;
-		case 'slow':
-			cost = 45;
-			break;
-		case 'poison':
-			cost = 55;
-			break;
-	}
-	return cost;
-}
-function getTowerSellValue(totalValue) {
-	return waveIndicator && waveIndicator.gameStarted ? Math.floor(totalValue * 0.6) : totalValue;
-}
-function placeTower(gridX, gridY, towerType) {
-	var towerCost = getTowerCost(towerType);
-	if (gold >= towerCost) {
-		var tower = new Tower(towerType || 'default');
-		tower.placeOnGrid(gridX, gridY);
-		towerLayer.addChild(tower);
-		towers.push(tower);
-		setGold(gold - towerCost);
-		grid.pathFind();
-		grid.renderDebug();
-		return true;
-	} else {
-		var notification = game.addChild(new Notification("Not enough gold!"));
-		notification.x = 2048 / 2;
-		notification.y = grid.height - 50;
-		return false;
-	}
-}
-game.down = function (x, y, obj) {
-	var upgradeMenuVisible = game.children.some(function (child) {
-		return child instanceof UpgradeMenu;
-	});
-	if (upgradeMenuVisible) {
-		return;
-	}
-	for (var i = 0; i < sourceTowers.length; i++) {
-		var tower = sourceTowers[i];
-		if (x >= tower.x - tower.width / 2 && x <= tower.x + tower.width / 2 && y >= tower.y - tower.height / 2 && y <= tower.y + tower.height / 2) {
-			towerPreview.visible = true;
-			isDragging = true;
-			towerPreview.towerType = tower.towerType;
-			towerPreview.updateAppearance();
-			// Apply the same offset as in move handler to ensure consistency when starting drag
-			towerPreview.snapToGrid(x, y - CELL_SIZE * 1.5);
-			break;
+/**** 
+* Camera System
+****/ 
+var Camera = {
+	zoom: 1,
+	targetZoom: 1,
+	update: function update() {
+		// Adjust zoom based on embryo size
+		var baseZoom = 1;
+		var embryoSize = embryo ? embryo.currentSize : 80;
+		this.targetZoom = Math.max(0.6, baseZoom - (embryoSize - 80) / 400);
+		// Smooth zoom transition
+		this.zoom += (this.targetZoom - this.zoom) * 0.05;
+		// Apply zoom to game layer
+		gameLayer.scaleX = gameLayer.scaleY = this.zoom;
+		// Keep embryo centered
+		if (embryo) {
+			gameLayer.x = SCREEN_WIDTH / 2 - embryo.x * this.zoom;
+			gameLayer.y = SCREEN_HEIGHT / 2 - embryo.y * this.zoom;
 		}
 	}
 };
-game.move = function (x, y, obj) {
-	if (isDragging) {
-		// Shift the y position upward by 1.5 tiles to show preview above finger
-		towerPreview.snapToGrid(x, y - CELL_SIZE * 1.5);
+/**** 
+* Game Update Loop
+****/ 
+game.update = function () {
+	// Update all systems
+	WaveManager.update();
+	Camera.update();
+	// Update embryo
+	if (embryo) {
+		embryo.update();
 	}
-};
-game.up = function (x, y, obj) {
-	var clickedOnTower = false;
-	for (var i = 0; i < towers.length; i++) {
-		var tower = towers[i];
-		var towerLeft = tower.x - tower.width / 2;
-		var towerRight = tower.x + tower.width / 2;
-		var towerTop = tower.y - tower.height / 2;
-		var towerBottom = tower.y + tower.height / 2;
-		if (x >= towerLeft && x <= towerRight && y >= towerTop && y <= towerBottom) {
-			clickedOnTower = true;
-			break;
+	// Update all active enemies
+	for (var i = 0; i < PoolManager.enemies.length; i++) {
+		var enemy = PoolManager.enemies[i];
+		if (enemy.active) {
+			enemy.update();
 		}
 	}
-	var upgradeMenus = game.children.filter(function (child) {
-		return child instanceof UpgradeMenu;
-	});
-	if (upgradeMenus.length > 0 && !isDragging && !clickedOnTower) {
-		var clickedOnMenu = false;
-		for (var i = 0; i < upgradeMenus.length; i++) {
-			var menu = upgradeMenus[i];
-			var menuWidth = 2048;
-			var menuHeight = 450;
-			var menuLeft = menu.x - menuWidth / 2;
-			var menuRight = menu.x + menuWidth / 2;
-			var menuTop = menu.y - menuHeight / 2;
-			var menuBottom = menu.y + menuHeight / 2;
-			if (x >= menuLeft && x <= menuRight && y >= menuTop && y <= menuBottom) {
-				clickedOnMenu = true;
-				break;
-			}
+	// Update all active bullets
+	for (var i = 0; i < PoolManager.bullets.length; i++) {
+		var bullet = PoolManager.bullets[i];
+		if (bullet.active) {
+			bullet.update();
 		}
-		if (!clickedOnMenu) {
-			for (var i = 0; i < upgradeMenus.length; i++) {
-				var menu = upgradeMenus[i];
-				hideUpgradeMenu(menu);
-			}
-			for (var i = game.children.length - 1; i >= 0; i--) {
-				if (game.children[i].isTowerRange) {
-					game.removeChild(game.children[i]);
-				}
-			}
-			selectedTower = null;
-			grid.renderDebug();
-		}
 	}
-	if (isDragging) {
-		isDragging = false;
-		if (towerPreview.canPlace) {
-			if (!wouldBlockPath(towerPreview.gridX, towerPreview.gridY)) {
-				placeTower(towerPreview.gridX, towerPreview.gridY, towerPreview.towerType);
-			} else {
-				var notification = game.addChild(new Notification("Tower would block the path!"));
-				notification.x = 2048 / 2;
-				notification.y = grid.height - 50;
-			}
-		} else if (towerPreview.blockedByEnemy) {
-			var notification = game.addChild(new Notification("Cannot build: Enemy in the way!"));
-			notification.x = 2048 / 2;
-			notification.y = grid.height - 50;
-		} else if (towerPreview.visible) {
-			var notification = game.addChild(new Notification("Cannot build here!"));
-			notification.x = 2048 / 2;
-			notification.y = grid.height - 50;
+	// Update all active particles
+	for (var i = 0; i < PoolManager.particles.length; i++) {
+		var particle = PoolManager.particles[i];
+		if (particle.active) {
+			particle.update();
 		}
-		towerPreview.visible = false;
-		if (isDragging) {
-			var upgradeMenus = game.children.filter(function (child) {
-				return child instanceof UpgradeMenu;
-			});
-			for (var i = 0; i < upgradeMenus.length; i++) {
-				upgradeMenus[i].destroy();
-			}
-		}
 	}
-};
-var waveIndicator = new WaveIndicator();
-waveIndicator.x = 2048 / 2;
-waveIndicator.y = 2732 - 80;
-game.addChild(waveIndicator);
-var nextWaveButtonContainer = new Container();
-var nextWaveButton = new NextWaveButton();
-nextWaveButton.x = 2048 - 200;
-nextWaveButton.y = 2732 - 100 + 20;
-nextWaveButtonContainer.addChild(nextWaveButton);
-game.addChild(nextWaveButtonContainer);
-var towerTypes = ['default', 'rapid', 'sniper', 'splash', 'slow', 'poison'];
-var sourceTowers = [];
-var towerSpacing = 300; // Increase spacing for larger towers
-var startX = 2048 / 2 - towerTypes.length * towerSpacing / 2 + towerSpacing / 2;
-var towerY = 2732 - CELL_SIZE * 3 - 90;
-for (var i = 0; i < towerTypes.length; i++) {
-	var tower = new SourceTower(towerTypes[i]);
-	tower.x = startX + i * towerSpacing;
-	tower.y = towerY;
-	towerLayer.addChild(tower);
-	sourceTowers.push(tower);
-}
-sourceTower = null;
-enemiesToSpawn = 10;
-game.update = function () {
-	if (waveInProgress) {
-		if (!waveSpawned) {
-			waveSpawned = true;
-			// Get wave type and enemy count from the wave indicator
-			var waveType = waveIndicator.getWaveType(currentWave);
-			var enemyCount = waveIndicator.getEnemyCount(currentWave);
-			// Check if this is a boss wave
-			var isBossWave = currentWave % 10 === 0 && currentWave > 0;
-			if (isBossWave && waveType !== 'swarm') {
-				// Boss waves have just 1 enemy regardless of what the wave indicator says
-				enemyCount = 1;
-				// Show boss announcement
-				var notification = game.addChild(new Notification("⚠️ BOSS WAVE! ⚠️"));
-				notification.x = 2048 / 2;
-				notification.y = grid.height - 200;
-			}
-			// Spawn the appropriate number of enemies
-			for (var i = 0; i < enemyCount; i++) {
-				var enemy = new Enemy(waveType);
-				// Add enemy to the appropriate layer based on type
-				if (enemy.isFlying) {
-					// Add flying enemy to the top layer
-					enemyLayerTop.addChild(enemy);
-					// If it's a flying enemy, add its shadow to the middle layer
-					if (enemy.shadow) {
-						enemyLayerMiddle.addChild(enemy.shadow);
-					}
-				} else {
-					// Add normal/ground enemies to the bottom layer
-					enemyLayerBottom.addChild(enemy);
-				}
-				// Scale difficulty with wave number but don't apply to boss
-				// as bosses already have their health multiplier
-				// Use exponential scaling for health
-				var healthMultiplier = Math.pow(1.12, currentWave); // ~20% increase per wave
-				enemy.maxHealth = Math.round(enemy.maxHealth * healthMultiplier);
-				enemy.health = enemy.maxHealth;
-				// Increment speed slightly with wave number
-				//enemy.speed = enemy.speed + currentWave * 0.002;
-				// All enemy types now spawn in the middle 6 tiles at the top spacing
-				var gridWidth = 24;
-				var midPoint = Math.floor(gridWidth / 2); // 12
-				// Find a column that isn't occupied by another enemy that's not yet in view
-				var availableColumns = [];
-				for (var col = midPoint - 3; col < midPoint + 3; col++) {
-					var columnOccupied = false;
-					// Check if any enemy is already in this column but not yet in view
-					for (var e = 0; e < enemies.length; e++) {
-						if (enemies[e].cellX === col && enemies[e].currentCellY < 4) {
-							columnOccupied = true;
-							break;
-						}
-					}
-					if (!columnOccupied) {
-						availableColumns.push(col);
-					}
-				}
-				// If all columns are occupied, use original random method
-				var spawnX;
-				if (availableColumns.length > 0) {
-					// Choose a random unoccupied column
-					spawnX = availableColumns[Math.floor(Math.random() * availableColumns.length)];
-				} else {
-					// Fallback to random if all columns are occupied
-					spawnX = midPoint - 3 + Math.floor(Math.random() * 6); // x from 9 to 14
-				}
-				var spawnY = -1 - Math.random() * 5; // Random distance above the grid for spreading
-				enemy.cellX = spawnX;
-				enemy.cellY = 5; // Position after entry
-				enemy.currentCellX = spawnX;
-				enemy.currentCellY = spawnY;
-				enemy.waveNumber = currentWave;
-				enemies.push(enemy);
-			}
+	// Update all towers
+	for (var i = 0; i < embryo.orbitalSlots.length; i++) {
+		var slot = embryo.orbitalSlots[i];
+		if (slot.tower) {
+			slot.tower.update();
 		}
-		var currentWaveEnemiesRemaining = false;
-		for (var i = 0; i < enemies.length; i++) {
-			if (enemies[i].waveNumber === currentWave) {
-				currentWaveEnemiesRemaining = true;
-				break;
-			}
-		}
-		if (waveSpawned && !currentWaveEnemiesRemaining) {
-			waveInProgress = false;
-			waveSpawned = false;
-		}
 	}
-	for (var a = enemies.length - 1; a >= 0; a--) {
-		var enemy = enemies[a];
-		if (enemy.health <= 0) {
-			for (var i = 0; i < enemy.bulletsTargetingThis.length; i++) {
-				var bullet = enemy.bulletsTargetingThis[i];
-				bullet.targetEnemy = null;
+	// Check win/lose conditions
+	if (lives <= 0) {
+		LK.showGameOver();
+	} else if (WaveManager.currentWave >= WaveManager.totalWaves) {
+		// Check if all enemies are defeated
+		var activeEnemies = 0;
+		for (var i = 0; i < PoolManager.enemies.length; i++) {
+			if (PoolManager.enemies[i].active) {
+				activeEnemies++;
 			}
-			// Boss enemies give more gold and score
-			var goldEarned = enemy.isBoss ? Math.floor(50 + (enemy.waveNumber - 1) * 5) : Math.floor(1 + (enemy.waveNumber - 1) * 0.5);
-			var goldIndicator = new GoldIndicator(goldEarned, enemy.x, enemy.y);
-			game.addChild(goldIndicator);
-			setGold(gold + goldEarned);
-			// Give more score for defeating a boss
-			var scoreValue = enemy.isBoss ? 100 : 5;
-			score += scoreValue;
-			// Add a notification for boss defeat
-			if (enemy.isBoss) {
-				var notification = game.addChild(new Notification("Boss defeated! +" + goldEarned + " gold!"));
-				notification.x = 2048 / 2;
-				notification.y = grid.height - 150;
-			}
-			updateUI();
-			// Clean up shadow if it's a flying enemy
-			if (enemy.isFlying && enemy.shadow) {
-				enemyLayerMiddle.removeChild(enemy.shadow);
-				enemy.shadow = null;
-			}
-			// Remove enemy from the appropriate layer
-			if (enemy.isFlying) {
-				enemyLayerTop.removeChild(enemy);
-			} else {
-				enemyLayerBottom.removeChild(enemy);
-			}
-			enemies.splice(a, 1);
-			continue;
 		}
-		if (grid.updateEnemy(enemy)) {
-			// Clean up shadow if it's a flying enemy
-			if (enemy.isFlying && enemy.shadow) {
-				enemyLayerMiddle.removeChild(enemy.shadow);
-				enemy.shadow = null;
-			}
-			// Remove enemy from the appropriate layer
-			if (enemy.isFlying) {
-				enemyLayerTop.removeChild(enemy);
-			} else {
-				enemyLayerBottom.removeChild(enemy);
-			}
-			enemies.splice(a, 1);
-			lives = Math.max(0, lives - 1);
-			updateUI();
-			if (lives <= 0) {
-				LK.showGameOver();
-			}
+		if (activeEnemies === 0) {
+			LK.showYouWin();
 		}
 	}
-	for (var i = bullets.length - 1; i >= 0; i--) {
-		if (!bullets[i].parent) {
-			if (bullets[i].targetEnemy) {
-				var targetEnemy = bullets[i].targetEnemy;
-				var bulletIndex = targetEnemy.bulletsTargetingThis.indexOf(bullets[i]);
-				if (bulletIndex !== -1) {
-					targetEnemy.bulletsTargetingThis.splice(bulletIndex, 1);
-				}
-			}
-			bullets.splice(i, 1);
-		}
-	}
-	if (towerPreview.visible) {
-		towerPreview.checkPlacement();
-	}
-	if (currentWave >= totalWaves && enemies.length === 0 && !waveInProgress) {
-		LK.showYouWin();
-	}
-};
\ No newline at end of file
+};
+/**** 
+* Game Input Handlers
+****/ 
+game.down = function (x, y, obj) {
+	// Handle UI interactions
+	// Tower selector handles its own input
+};
+game.move = function (x, y, obj) {
+	// Handle drag interactions if needed
+};
+game.up = function (x, y, obj) {
+	// Handle release interactions if needed
+};
+/**** 
+* Start Game
+****/ 
+initializeGame();
\ No newline at end of file