===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,326 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+// Attack Effect (visual feedback)
+var AttackEffect = Container.expand(function () {
+	var self = Container.call(this);
+	var eff = self.attachAsset('attackEffect', {
+		anchorX: 0.5,
+		anchorY: 0.5,
+		alpha: 0.7
+	});
+	self.alpha = 0.7;
+	self.scaleX = 0.7;
+	self.scaleY = 0.7;
+	tween(self, {
+		alpha: 0,
+		scaleX: 1.5,
+		scaleY: 1.5
+	}, {
+		duration: 250,
+		easing: tween.easeOut,
+		onFinish: function onFinish() {
+			self.destroy();
+		}
+	});
+	return self;
+});
+// Monster base class
+var Monster = Container.expand(function () {
+	var self = Container.call(this);
+	self.type = 'monster';
+	self.hp = 1;
+	self.speed = 2;
+	self.scoreValue = 1;
+	self.isGolden = false;
+	self.isDead = false;
+	self.asset = null; // Will be set by subclasses
+	self.update = function () {
+		if (self.isDead) return;
+		self.y += self.speed;
+	};
+	self.takeHit = function () {
+		if (self.isDead) return;
+		self.hp--;
+		LK.getSound('hit').play();
+		if (self.hp <= 0) {
+			self.die();
+		} else {
+			// Flash red
+			LK.effects.flashObject(self, 0xff0000, 200);
+		}
+	};
+	self.die = function () {
+		if (self.isDead) return;
+		self.isDead = true;
+		if (self.isGolden) {
+			LK.getSound('goldenDie').play();
+		} else {
+			LK.getSound('monsterDie').play();
+		}
+		// Animate fade out and scale up
+		tween(self, {
+			alpha: 0,
+			scaleX: 1.5,
+			scaleY: 1.5
+		}, {
+			duration: 300,
+			easing: tween.easeOut,
+			onFinish: function onFinish() {
+				self.destroy();
+			}
+		});
+	};
+	return self;
+});
+// Zombie
+var Zombie = Monster.expand(function () {
+	var self = Monster.call(this);
+	self.asset = self.attachAsset('zombie', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.hp = 2;
+	self.speed = 2 + Math.random() * 1.5;
+	self.scoreValue = 1;
+	self.isGolden = false;
+	return self;
+});
+// Skeleton
+var Skeleton = Monster.expand(function () {
+	var self = Monster.call(this);
+	self.asset = self.attachAsset('skeleton', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.hp = 1;
+	self.speed = 3 + Math.random() * 2;
+	self.scoreValue = 2;
+	self.isGolden = false;
+	return self;
+});
+// Golden Zombie
+var GoldenZombie = Monster.expand(function () {
+	var self = Monster.call(this);
+	self.asset = self.attachAsset('goldenZombie', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.hp = 5;
+	self.speed = 2.2 + Math.random() * 1.2;
+	self.scoreValue = 10;
+	self.isGolden = true;
+	return self;
+});
+// Golden Skeleton
+var GoldenSkeleton = Monster.expand(function () {
+	var self = Monster.call(this);
+	self.asset = self.attachAsset('goldenSkeleton', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.hp = 3;
+	self.speed = 4 + Math.random() * 1.5;
+	self.scoreValue = 12;
+	self.isGolden = true;
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x181818
+});
+
+/**** 
+* Game Code
+****/ 
+// Zombies, skeletons, and their golden variants
+// Game constants
+var GAME_WIDTH = 2048;
+var GAME_HEIGHT = 2732;
+var BASE_Y = GAME_HEIGHT - 180;
+var MONSTER_SPAWN_X_MIN = 180;
+var MONSTER_SPAWN_X_MAX = GAME_WIDTH - 180;
+var MONSTER_SPAWN_Y = -120;
+// Game state
+var monsters = [];
+var wave = 1;
+var monstersToSpawn = 5;
+var monstersSpawned = 0;
+var monstersDefeated = 0;
+var spawnTimer = 0;
+var spawnInterval = 60; // frames
+var isSpawning = true;
+var base = null;
+var scoreTxt = null;
+var waveTxt = null;
+var dragAttack = false;
+var lastAttackX = null;
+var lastAttackY = null;
+// Add base
+base = game.addChild(LK.getAsset('base', {
+	anchorX: 0.5,
+	anchorY: 0.5,
+	x: GAME_WIDTH / 2,
+	y: BASE_Y
+}));
+// Score display
+scoreTxt = new Text2('0', {
+	size: 120,
+	fill: 0xFFF700
+});
+scoreTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreTxt);
+// Wave display
+waveTxt = new Text2('Wave 1', {
+	size: 70,
+	fill: 0xFFFFFF
+});
+waveTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(waveTxt);
+waveTxt.y = 120;
+// Helper: spawn a monster
+function spawnMonster() {
+	var monsterType;
+	var goldenChance = Math.max(0, (wave - 2) * 0.08); // Golden monsters appear more often in later waves
+	var r = Math.random();
+	if (r < goldenChance / 2) {
+		monsterType = 'goldenSkeleton';
+	} else if (r < goldenChance) {
+		monsterType = 'goldenZombie';
+	} else if (Math.random() < 0.5) {
+		monsterType = 'zombie';
+	} else {
+		monsterType = 'skeleton';
+	}
+	var m;
+	if (monsterType === 'zombie') {
+		m = new Zombie();
+	} else if (monsterType === 'skeleton') {
+		m = new Skeleton();
+	} else if (monsterType === 'goldenZombie') {
+		m = new GoldenZombie();
+	} else {
+		m = new GoldenSkeleton();
+	}
+	m.x = MONSTER_SPAWN_X_MIN + Math.random() * (MONSTER_SPAWN_X_MAX - MONSTER_SPAWN_X_MIN);
+	m.y = MONSTER_SPAWN_Y;
+	m.lastY = m.y;
+	m.lastIntersectingBase = false;
+	m.lastIntersectingAttack = false;
+	monsters.push(m);
+	game.addChild(m);
+	monstersSpawned++;
+}
+// Helper: start next wave
+function startNextWave() {
+	wave++;
+	monstersToSpawn = 5 + Math.floor(wave * 1.5);
+	monstersSpawned = 0;
+	monstersDefeated = 0;
+	spawnInterval = Math.max(24, 60 - wave * 3);
+	isSpawning = true;
+	waveTxt.setText('Wave ' + wave);
+}
+// Helper: handle attack at (x, y)
+function handleAttack(x, y) {
+	// Visual effect
+	var eff = new AttackEffect();
+	eff.x = x;
+	eff.y = y;
+	game.addChild(eff);
+	// Check for monsters hit
+	for (var i = monsters.length - 1; i >= 0; i--) {
+		var m = monsters[i];
+		if (m.isDead) continue;
+		// Simple hitbox: if tap/drag is within 90px of monster center
+		var dx = m.x - x;
+		var dy = m.y - y;
+		if (dx * dx + dy * dy < 90 * 90) {
+			m.takeHit();
+			if (m.hp <= 0) {
+				LK.setScore(LK.getScore() + m.scoreValue);
+				scoreTxt.setText(LK.getScore());
+				monstersDefeated++;
+			}
+			break; // Only hit one monster per attack
+		}
+	}
+}
+// Game move handler (for drag attacks)
+function handleMove(x, y, obj) {
+	if (dragAttack) {
+		// Only attack if moved a minimum distance from last attack
+		if (lastAttackX === null || lastAttackY === null || Math.abs(x - lastAttackX) > 60 || Math.abs(y - lastAttackY) > 60) {
+			handleAttack(x, y);
+			lastAttackX = x;
+			lastAttackY = y;
+		}
+	}
+}
+// Game down handler (tap or drag start)
+game.down = function (x, y, obj) {
+	dragAttack = true;
+	lastAttackX = x;
+	lastAttackY = y;
+	handleAttack(x, y);
+};
+// Game up handler (drag end)
+game.up = function (x, y, obj) {
+	dragAttack = false;
+	lastAttackX = null;
+	lastAttackY = null;
+};
+// Game move handler
+game.move = handleMove;
+// Main game update loop
+game.update = function () {
+	// Spawn monsters
+	if (isSpawning && monstersSpawned < monstersToSpawn) {
+		spawnTimer++;
+		if (spawnTimer >= spawnInterval) {
+			spawnMonster();
+			spawnTimer = 0;
+		}
+	}
+	// End wave if all monsters defeated
+	if (monstersDefeated >= monstersToSpawn && monstersToSpawn > 0 && monstersSpawned >= monstersToSpawn) {
+		isSpawning = false;
+		LK.setTimeout(function () {
+			startNextWave();
+		}, 1200);
+		monstersToSpawn = 0; // Prevent retrigger
+	}
+	// Update monsters
+	for (var i = monsters.length - 1; i >= 0; i--) {
+		var m = monsters[i];
+		m.update();
+		// Check if monster reached base
+		var intersectingBase = m.intersects(base);
+		if (!m.lastIntersectingBase && intersectingBase && !m.isDead) {
+			// Monster reached base: game over
+			LK.effects.flashScreen(0xff0000, 1000);
+			LK.showGameOver();
+			return;
+		}
+		m.lastIntersectingBase = intersectingBase;
+		// Remove dead monsters
+		if (m.isDead && m.alpha <= 0.01) {
+			m.destroy();
+			monsters.splice(i, 1);
+		}
+	}
+};
+// Initialize score and wave
+LK.setScore(0);
+scoreTxt.setText('0');
+waveTxt.setText('Wave 1');
+// Start first wave
+startNextWave();
\ No newline at end of file