===================================================================
--- original.js
+++ change.js
@@ -25,8 +25,33 @@
 			self.directionY *= -1;
 		}
 	};
 });
+// Define the Enemy2 class
+var Enemy2 = Container.expand(function () {
+	var self = Container.call(this);
+	var enemyGraphics = self.attachAsset('enemy2', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	// Initialize health for enemy2 to take 3 hits
+	self.health = 3;
+	// Initialize direction and speed for structured movement
+	self.directionX = Math.random() < 0.5 ? -1 : 1;
+	self.directionY = Math.random() < 0.5 ? -1 : 1;
+	self.speed = 4;
+	self._update_migrated = function () {
+		self.x += self.directionX * self.speed;
+		self.y += self.directionY * self.speed;
+		// Reverse direction when hitting the screen boundaries
+		if (self.x <= 100 || self.x >= 1948) {
+			self.directionX *= -1;
+		}
+		if (self.y <= 100 || self.y >= 2732 / 2 - 100) {
+			self.directionY *= -1;
+		}
+	};
+});
 // Define the EnemyBullet class
 var EnemyBullet = Container.expand(function () {
 	var self = Container.call(this);
 	var bulletGraphics = self.attachAsset('enemyBullet', {
@@ -116,13 +141,9 @@
 	self.createWave = function () {
 		if (self.waveCount >= 10) {
 			// From wave 10, spawn enemy2
 			for (var i = 0; i < self.enemiesPerWave; i++) {
-				var enemy2 = game.addChild(new Enemy());
-				enemy2.attachAsset('enemy2', {
-					anchorX: 0.5,
-					anchorY: 0.5
-				});
+				var enemy2 = game.addChild(new Enemy2());
 				enemy2.x = Math.random() * (2048 - 100) + 50;
 				enemy2.y = Math.random() * (2732 / 2 - 200) + 100;
 				self.enemies.push(enemy2);
 			}