===================================================================
--- original.js
+++ change.js
@@ -9,205 +9,166 @@
 var Enemy = Container.expand(function () {
 	var self = Container.call(this);
 	var enemyGraphics = self.attachAsset('enemy', {
 		anchorX: 0.5,
-		anchorY: 1.0
+		anchorY: 0.5
 	});
+	self.speed = 2;
 	self.isAlive = true;
-	self.lastX = 0;
 	self.lastY = 0;
-	self.moveTowardsCenter = function () {
-		if (!self.isAlive) return;
-		var centerX = 2048 / 2;
-		var centerY = 2732 / 2;
-		var duration = 8000 + Math.random() * 4000; // 8-12 seconds
+	self.startWalking = function () {
+		// Start from top of screen
+		self.y = -60;
+		self.x = Math.random() * 1848 + 100; // Random x position avoiding edges
+		// Animate walking down the screen
 		tween(self, {
-			x: centerX,
-			y: centerY
+			y: 2800
 		}, {
-			duration: duration,
+			duration: 8000 + Math.random() * 4000,
+			// 8-12 seconds to cross screen
 			easing: tween.linear,
 			onFinish: function onFinish() {
-				if (self.isAlive) {
-					// Enemy reached the center - game over
-					LK.showGameOver();
+				if (self.parent) {
+					self.destroy();
 				}
 			}
 		});
 	};
-	self.die = function () {
+	self.update = function () {
 		if (!self.isAlive) return;
+		// Track last Y position for collision detection
+		self.lastY = self.y;
+	};
+	self.hit = function () {
+		if (!self.isAlive) return;
 		self.isAlive = false;
 		tween.stop(self, {
-			x: true,
 			y: true
-		});
-		// Create hit marker
-		var hitMarker = LK.getAsset('hitMarker', {
-			anchorX: 0.5,
-			anchorY: 0.5,
-			x: self.x,
-			y: self.y - 60
-		});
-		game.addChild(hitMarker);
-		// Fade out hit marker
-		tween(hitMarker, {
+		}); // Stop walking animation
+		// Flash red and fade out
+		tween(self, {
+			tint: 0xff0000,
 			alpha: 0
 		}, {
-			duration: 1000,
+			duration: 500,
+			easing: tween.easeOut,
 			onFinish: function onFinish() {
-				hitMarker.destroy();
+				if (self.parent) {
+					self.destroy();
+				}
 			}
 		});
-		// Remove enemy
-		self.destroy();
+		// Increase score
+		LK.setScore(LK.getScore() + 10);
 	};
 	return self;
 });
-var SniperScope = Container.expand(function () {
-	var self = Container.call(this);
-	var scopeGraphics = self.attachAsset('scope', {
-		anchorX: 0.5,
-		anchorY: 0.5
-	});
-	var crosshair = self.attachAsset('crosshair', {
-		anchorX: 0.5,
-		anchorY: 0.5
-	});
-	self.zoomLevel = 1;
-	self.maxZoom = 3;
-	self.minZoom = 0.5;
-	self.zoom = function (direction) {
-		var newZoom = self.zoomLevel + direction * 0.5;
-		newZoom = Math.max(self.minZoom, Math.min(self.maxZoom, newZoom));
-		if (newZoom !== self.zoomLevel) {
-			self.zoomLevel = newZoom;
-			tween(self, {
-				scaleX: self.zoomLevel,
-				scaleY: self.zoomLevel
-			}, {
-				duration: 300,
-				easing: tween.easeOut
-			});
-		}
-	};
-	return self;
-});
 
 /**** 
 * Initialize Game
 ****/ 
-// Create battlefield background
+// Create background
 var game = new LK.Game({
 	backgroundColor: 0x000000
 });
 
 /**** 
 * Game Code
 ****/ 
-// Create battlefield background
-var background = game.addChild(LK.getAsset('background', {
+// Create background
+var background = game.attachAsset('background', {
+	x: 0,
+	y: 0
+});
+// Create scope overlay
+var scope = game.attachAsset('scope', {
 	anchorX: 0.5,
 	anchorY: 0.5,
-	x: 2048 / 2,
-	y: 2732 / 2
-}));
-// Create sniper scope
-var scope = game.addChild(new SniperScope());
-scope.x = 2048 / 2;
-scope.y = 2732 / 2;
-// Enemy management
-var enemies = [];
-var enemySpawnTimer = 0;
-var enemySpawnInterval = 3000; // Spawn every 3 seconds
+	x: 1024,
+	y: 1366,
+	scaleX: 15,
+	scaleY: 15,
+	alpha: 0.3
+});
+// Create crosshair
+var crosshair = game.attachAsset('crosshair', {
+	anchorX: 0.5,
+	anchorY: 0.5,
+	x: 1024,
+	y: 1366,
+	scaleX: 0.5,
+	scaleY: 0.5
+});
 // Score display
 var scoreTxt = new Text2('Score: 0', {
 	size: 80,
 	fill: 0xFFFFFF
 });
 scoreTxt.anchor.set(0.5, 0);
 LK.gui.top.addChild(scoreTxt);
-// Zoom controls text
-var zoomTxt = new Text2('Tap to zoom in/out', {
-	size: 60,
-	fill: 0xFFFFFF
-});
-zoomTxt.anchor.set(0.5, 1);
-LK.gui.bottom.addChild(zoomTxt);
+// Enemy management
+var enemies = [];
+var enemySpawnTimer = 0;
+// Spawn enemies from top
 function spawnEnemy() {
 	var enemy = new Enemy();
-	// Spawn from random edge of screen, far from center
-	var spawnSide = Math.floor(Math.random() * 4);
-	var centerX = 2048 / 2;
-	var centerY = 2732 / 2;
-	switch (spawnSide) {
-		case 0:
-			// Top
-			enemy.x = Math.random() * 2048;
-			enemy.y = 0;
-			break;
-		case 1:
-			// Right
-			enemy.x = 2048;
-			enemy.y = Math.random() * 2732;
-			break;
-		case 2:
-			// Bottom
-			enemy.x = Math.random() * 2048;
-			enemy.y = 2732;
-			break;
-		case 3:
-			// Left
-			enemy.x = 0;
-			enemy.y = Math.random() * 2732;
-			break;
-	}
-	enemy.lastX = enemy.x;
-	enemy.lastY = enemy.y;
-	game.addChild(enemy);
 	enemies.push(enemy);
-	// Start moving towards center
-	enemy.moveTowardsCenter();
+	game.addChild(enemy);
+	enemy.startWalking();
 }
-// Touch controls
+// Mouse/touch controls for aiming
+game.move = function (x, y, obj) {
+	crosshair.x = x;
+	crosshair.y = y;
+};
+// Shooting mechanics
 game.down = function (x, y, obj) {
-	// Check if we hit an enemy
+	// Check if we hit any enemy
 	for (var i = enemies.length - 1; i >= 0; i--) {
 		var enemy = enemies[i];
-		if (enemy.isAlive) {
-			var distance = Math.sqrt(Math.pow(x - enemy.x, 2) + Math.pow(y - enemy.y, 2));
-			if (distance < 50) {
-				// Hit radius
-				enemy.die();
-				enemies.splice(i, 1);
-				LK.setScore(LK.getScore() + 10);
-				scoreTxt.setText('Score: ' + LK.getScore());
-				return;
-			}
+		if (enemy.isAlive && enemy.intersects(crosshair)) {
+			enemy.hit();
+			enemies.splice(i, 1);
+			// Show hit marker
+			var hitMarker = game.attachAsset('hitMarker', {
+				anchorX: 0.5,
+				anchorY: 0.5,
+				x: enemy.x,
+				y: enemy.y
+			});
+			// Animate hit marker
+			tween(hitMarker, {
+				scaleX: 3,
+				scaleY: 3,
+				alpha: 0
+			}, {
+				duration: 300,
+				easing: tween.easeOut,
+				onFinish: function onFinish() {
+					if (hitMarker.parent) {
+						hitMarker.destroy();
+					}
+				}
+			});
+			break;
 		}
 	}
-	// If no enemy hit, zoom in
-	scope.zoom(1);
+	// Update score display
+	scoreTxt.setText('Score: ' + LK.getScore());
 };
-game.up = function (x, y, obj) {
-	// Zoom out on release
-	scope.zoom(-1);
-};
+// Game update loop
 game.update = function () {
 	// Spawn enemies periodically
-	enemySpawnTimer += 16; // Approximately 60 FPS
-	if (enemySpawnTimer >= enemySpawnInterval) {
+	enemySpawnTimer++;
+	if (enemySpawnTimer >= 120) {
+		// Every 2 seconds at 60fps
 		spawnEnemy();
 		enemySpawnTimer = 0;
-		// Gradually increase spawn rate
-		if (enemySpawnInterval > 1000) {
-			enemySpawnInterval -= 50;
-		}
 	}
 	// Clean up destroyed enemies
 	for (var i = enemies.length - 1; i >= 0; i--) {
 		var enemy = enemies[i];
-		if (!enemy.isAlive || !enemy.parent) {
+		if (!enemy.parent) {
 			enemies.splice(i, 1);
 		}
 	}
 };
\ No newline at end of file