===================================================================
--- original.js
+++ change.js
@@ -23,8 +23,34 @@
 			bullets.push(bullet);
 			self.bulletCooldown = 20; // Cooldown period before next shot
 		}
 	};
+	self.powerUpTimer = 0;
+	self.powerUpActive = false;
+	self.enableSpreadShot = function () {
+		self.powerUpActive = true;
+		self.powerUpTimer = 3600; // 1 minute at 60FPS
+		// Additional logic for spread shot effect
+	};
+	self.enableLaser = function () {
+		self.powerUpActive = true;
+		self.powerUpTimer = 3600; // 1 minute at 60FPS
+		// Additional logic for laser effect
+	};
+	self.enableBomb = function () {
+		self.powerUpActive = true;
+		self.powerUpTimer = 3600; // 1 minute at 60FPS
+		// Additional logic for bomb effect
+	};
+	self.updatePowerUpTimer = function () {
+		if (self.powerUpTimer > 0) {
+			self.powerUpTimer--;
+			if (self.powerUpTimer == 0) {
+				self.powerUpActive = false;
+				// Reset hero's shooting ability to normal
+			}
+		}
+	};
 	self.update = function () {
 		if (self.bulletCooldown > 0) {
 			self.bulletCooldown--;
 		}
@@ -67,8 +93,32 @@
 	self.move = function () {
 		self.y += self.speed;
 	};
 });
+// PowerUp class
+var PowerUp = Container.expand(function () {
+	var self = Container.call(this);
+	var powerUpGraphics = self.createAsset('powerUp', 'Power up', 0.5, 0.5);
+	self.type = 'spread'; // Default power-up type
+	self.speed = 2;
+	self.move = function () {
+		self.y += self.speed;
+	};
+	self.applyEffect = function (hero) {
+		// Apply the effect based on power-up type
+		switch (self.type) {
+			case 'spread':
+				hero.enableSpreadShot();
+				break;
+			case 'laser':
+				hero.enableLaser();
+				break;
+			case 'bomb':
+				hero.enableBomb();
+				break;
+		}
+	};
+});
 // DebugMenu class
 var DebugMenu = Container.expand(function () {
 	var self = Container.call(this);
 	var menuGraphics = self.createAsset('debugMenu', 'Debug menu', 0.5, 0.5);
@@ -170,8 +220,9 @@
 // Initialize important asset arrays
 var bullets = [];
 var enemies = [];
 var enemyBullets = [];
+var powerUps = []; // Store active power-ups
 var score = 0;
 var hero = game.addChild(new Hero());
 hero.x = 1024; // Center of the screen
 hero.y = 2732 - 200; // Near the bottom of the screen
@@ -207,8 +258,18 @@
 		} else {
 			// Check for bullet collision with enemies
 			for (var j = enemies.length - 1; j >= 0; j--) {
 				if (bullets[i].intersects(enemies[j])) {
+					if (Math.random() < 0.2) {
+						// 20% chance to drop a power-up
+						var powerUpTypes = ['spread', 'laser', 'bomb'];
+						var powerUp = new PowerUp();
+						powerUp.type = powerUpTypes[Math.floor(Math.random() * powerUpTypes.length)];
+						powerUp.x = enemies[j].x;
+						powerUp.y = enemies[j].y;
+						game.addChild(powerUp);
+						powerUps.push(powerUp);
+					}
 					enemies[j].destroy();
 					enemies.splice(j, 1);
 					bullets[i].destroy();
 					bullets.splice(i, 1);
@@ -239,8 +300,22 @@
 			enemyBullets[k].destroy();
 			enemyBullets.splice(k, 1);
 		}
 	}
+	// Move and check power-ups
+	for (var m = powerUps.length - 1; m >= 0; m--) {
+		powerUps[m].move();
+		if (powerUps[m].y > 2732 + powerUps[m].height) {
+			powerUps[m].destroy();
+			powerUps.splice(m, 1);
+		} else if (powerUps[m].intersects(hero)) {
+			powerUps[m].applyEffect(hero);
+			powerUps[m].destroy();
+			powerUps.splice(m, 1);
+		}
+	}
+	// Update hero's power-up timer
+	hero.updatePowerUpTimer();
 	// Move enemies and potentially shoot
 	for (var l = enemies.length - 1; l >= 0; l--) {
 		enemies[l].move();
 		if (Math.random() < 0.01) {