===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,228 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var Block = Container.expand(function () {
+	var self = Container.call(this);
+	var blockGraphics = self.attachAsset('block', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 3;
+	self.hitByBullet = false;
+	self.update = function () {
+		self.y += self.speed;
+	};
+	return self;
+});
+var Bullet = Container.expand(function () {
+	var self = Container.call(this);
+	var bulletGraphics = self.attachAsset('bullet', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = -12;
+	self.update = function () {
+		self.y += self.speed;
+	};
+	return self;
+});
+var Player = Container.expand(function () {
+	var self = Container.call(this);
+	var playerGraphics = self.attachAsset('player', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
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+	backgroundColor: 0x1a1a2e
+});
+
+/**** 
+* Game Code
+****/ 
+// Game variables
+var player;
+var bullets = [];
+var blocks = [];
+var beatIndicator;
+var scoreMultiplier = 1;
+var consecutiveBeats = 0;
+var beatTolerance = 200; // milliseconds
+var lastBeatTime = 0;
+var beatInterval = 600; // milliseconds (100 BPM)
+var nextBlockSpawn = 0;
+var blockSpawnInterval = 1200;
+var gameStartTime;
+var beatFlashDuration = 100;
+// UI Elements
+var scoreText = new Text2('Score: 0', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+scoreText.anchor.set(0, 0);
+scoreText.x = 120;
+scoreText.y = 50;
+LK.gui.topLeft.addChild(scoreText);
+var multiplierText = new Text2('x1', {
+	size: 50,
+	fill: 0x00FF00
+});
+multiplierText.anchor.set(1, 0);
+multiplierText.x = -120;
+multiplierText.y = 50;
+LK.gui.topRight.addChild(multiplierText);
+// Initialize player
+player = game.addChild(new Player());
+player.x = 1024;
+player.y = 2500;
+// Beat indicator
+beatIndicator = game.addChild(LK.getAsset('beatIndicator', {
+	anchorX: 0.5,
+	anchorY: 0.5,
+	alpha: 0.3
+}));
+beatIndicator.x = 1024;
+beatIndicator.y = 2600;
+// Start music and initialize game timer
+LK.playMusic('gameMusic');
+gameStartTime = Date.now();
+function isOnBeat() {
+	var currentTime = Date.now() - gameStartTime;
+	var timeSinceLastBeat = currentTime % beatInterval;
+	return timeSinceLastBeat < beatTolerance || timeSinceLastBeat > beatInterval - beatTolerance;
+}
+function flashBeatIndicator() {
+	beatIndicator.alpha = 1;
+	tween(beatIndicator, {
+		alpha: 0.3
+	}, {
+		duration: beatFlashDuration
+	});
+	tween(beatIndicator, {
+		scaleX: 1.3,
+		scaleY: 1.3
+	}, {
+		duration: beatFlashDuration / 2
+	});
+	tween(beatIndicator, {
+		scaleX: 1,
+		scaleY: 1
+	}, {
+		duration: beatFlashDuration / 2
+	});
+}
+function updateScore(points, onBeat) {
+	var finalPoints = points;
+	if (onBeat) {
+		finalPoints *= 2;
+		consecutiveBeats++;
+		scoreMultiplier = Math.min(1 + Math.floor(consecutiveBeats / 3), 5);
+		multiplierText.setText('x' + scoreMultiplier);
+		multiplierText.tint = 0x00ff00;
+		tween(multiplierText, {
+			tint: 0xffffff
+		}, {
+			duration: 300
+		});
+	} else {
+		consecutiveBeats = 0;
+		scoreMultiplier = 1;
+		multiplierText.setText('x1');
+	}
+	finalPoints *= scoreMultiplier;
+	LK.setScore(LK.getScore() + finalPoints);
+	scoreText.setText('Score: ' + LK.getScore());
+}
+function spawnBlock() {
+	var block = new Block();
+	block.x = Math.random() * 1600 + 224; // Random x position within screen bounds
+	block.y = -50;
+	blocks.push(block);
+	game.addChild(block);
+}
+function spawnBullet() {
+	var bullet = new Bullet();
+	bullet.x = player.x;
+	bullet.y = player.y - 50;
+	bullets.push(bullet);
+	game.addChild(bullet);
+	LK.getSound('shoot').play();
+}
+// Beat tracking
+game.update = function () {
+	var currentTime = Date.now() - gameStartTime;
+	var currentBeat = Math.floor(currentTime / beatInterval);
+	// Flash beat indicator on beat
+	if (currentBeat !== Math.floor((currentTime - 16) / beatInterval)) {
+		flashBeatIndicator();
+	}
+	// Spawn blocks
+	if (LK.ticks > nextBlockSpawn) {
+		spawnBlock();
+		nextBlockSpawn = LK.ticks + blockSpawnInterval;
+		// Gradually increase difficulty
+		if (blockSpawnInterval > 300) {
+			blockSpawnInterval -= 5;
+		}
+	}
+	// Update bullets
+	for (var i = bullets.length - 1; i >= 0; i--) {
+		var bullet = bullets[i];
+		if (bullet.lastY === undefined) bullet.lastY = bullet.y;
+		// Remove bullets that go off screen
+		if (bullet.lastY >= -50 && bullet.y < -50) {
+			bullet.destroy();
+			bullets.splice(i, 1);
+			continue;
+		}
+		bullet.lastY = bullet.y;
+	}
+	// Update blocks and check collisions
+	for (var j = blocks.length - 1; j >= 0; j--) {
+		var block = blocks[j];
+		if (block.lastY === undefined) block.lastY = block.y;
+		// Check if block reached bottom (game over condition)
+		if (block.lastY < 2732 && block.y >= 2732) {
+			LK.showGameOver();
+			return;
+		}
+		// Check bullet-block collisions
+		for (var k = bullets.length - 1; k >= 0; k--) {
+			var bullet = bullets[k];
+			if (bullet.intersects(block) && !block.hitByBullet) {
+				block.hitByBullet = true;
+				var onBeat = isOnBeat();
+				// Visual feedback
+				if (onBeat) {
+					LK.effects.flashObject(block, 0x00ff00, 200);
+					LK.getSound('beatHit').play();
+				} else {
+					LK.effects.flashObject(block, 0xffffff, 200);
+					LK.getSound('hit').play();
+				}
+				updateScore(10, onBeat);
+				// Remove bullet and block
+				bullet.destroy();
+				bullets.splice(k, 1);
+				block.destroy();
+				blocks.splice(j, 1);
+				break;
+			}
+		}
+		block.lastY = block.y;
+	}
+};
+// Touch controls
+game.down = function (x, y, obj) {
+	spawnBullet();
+};
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