===================================================================
--- original.js
+++ change.js
@@ -134,11 +134,15 @@
 		if (self.speed == 0) {}
 	};
 	self.dodge = function () {
 		// Logic for dodging obstacles
+		// Add a visual effect when dodging obstacles
+		LK.effects.flashObject(self, 0x0000FF, 500); // Flash blue for 500ms
 	};
 	self.slice = function () {
 		// Logic for slicing through enemies
+		// Add a visual effect when slicing through enemies
+		LK.effects.flashObject(self, 0x00FF00, 500); // Flash green for 500ms
 	};
 });
 // Obstacle class representing the obstacles
 var Obstacle = Container.expand(function () {
@@ -216,8 +220,17 @@
 
 /**** 
 * Game Code
 ****/ 
+// Play background music to enhance the game atmosphere
+LK.playMusic('bgmusic', {
+	loop: true,
+	fade: {
+		start: 0,
+		end: 1,
+		duration: 2000
+	}
+});
 //<Assets used in the game will automatically appear here>
 // Function to spawn horizontal moving creatures
 function spawnHorizontalCreature() {
 	var horizontalCreature = new HorizontalCreature();
@@ -351,8 +364,10 @@
 	// Check for collisions between ninja and enemies
 	for (var k = 0; k < enemies.length; k++) {
 		if (ninja.intersects(enemies[k])) {
 			// Handle collision with enemy
+			// Add a visual effect when colliding with an enemy
+			LK.effects.flashScreen(0xFF0000, 1000); // Flash screen red for 1 second
 			// Removed screen flash effect for performance optimization
 			// Display the score when the game is over
 			var score = LK.getScore();
 			scoreText.setText("Score: " + score);
@@ -374,8 +389,10 @@
 	for (var p = 0; p < powerUps.length; p++) {
 		if (ninja.intersects(powerUps[p])) {
 			// Handle collision with power-up
 			ninja.speed += 5; // Increase ninja's speed temporarily
+			// Add a visual effect when collecting a power-up
+			LK.effects.flashObject(ninja, 0xFFFF00, 500); // Flash yellow for 500ms
 			powerUps[p].destroy();
 			powerUps.splice(p, 1);
 		}
 	}