/**** 
* Classes
****/ 
// Blade class
var Blade = Container.expand(function () {
	var self = Container.call(this);
	var bladeGraphics = self.attachAsset('blade', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.updatePosition = function (x, y) {
		self.x = x;
		self.y = y;
	};
});
// Assets will be automatically created based on usage in the code.
// Fish class
var Fish = Container.expand(function (type) {
	var self = Container.call(this);
	var fishGraphics = self.attachAsset(type, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = Math.random() * 2 + 1;
	self.direction = Math.random() < 0.5 ? 1 : -1;
	self.hits = type === 'fish1' ? 1 : type === 'fish2' ? 2 : 3; // High score fish require more hits
	self.move = function () {
		self.x += self.speed * self.direction;
		if (self.x > 2048 || self.x < 0) {
			self.direction *= -1;
		}
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x87CEEB // Light blue background to represent water
});

/**** 
* Game Code
****/ 
var fishes = [];
var blade;
var score = 0;
var scoreTxt = new Text2('Score: 0', {
	size: 100,
	fill: "#ffffff"
});
LK.gui.top.addChild(scoreTxt);
// Create fishes
for (var i = 0; i < 10; i++) {
	var type = 'fish' + (i % 3 + 1);
	var fish = new Fish(type);
	fish.x = Math.random() * 2048;
	fish.y = Math.random() * 2732;
	fish.score = (i % 3 + 1) * 10;
	game.addChild(fish);
	fishes.push(fish);
}
// Create blade
blade = new Blade();
game.addChild(blade);
// Handle touch move
game.on('move', function (obj) {
	var pos = obj.event.getLocalPosition(game);
	blade.updatePosition(pos.x, pos.y);
	// Check for collisions with fishes
	fishes.forEach(function (fish, index) {
		if (blade.intersects(fish)) {
			fish.hits--;
			if (fish.hits <= 0) {
				// Increase score
				score += fish.score;
				scoreTxt.setText('Score: ' + score);
				// Remove fish
				fish.destroy();
				fishes.splice(index, 1);
				// Add a new fish
				var type = 'fish' + (Math.floor(Math.random() * 3) + 1);
				var newFish = new Fish(type);
				newFish.x = Math.random() * 2048;
				newFish.y = Math.random() * 2732;
				newFish.score = (type === 'fish1' ? 1 : type === 'fish2' ? 2 : 3) * 10;
				game.addChild(newFish);
				fishes.push(newFish);
			}
		}
	});
});
// Game tick
LK.on('tick', function () {
	// Move fishes
	fishes.forEach(function (fish) {
		fish.move();
	});
});

===================================================================
--- original.js
+++ change.js
@@ -14,16 +14,17 @@
 	};
 });
 // Assets will be automatically created based on usage in the code.
 // Fish class
-var Fish = Container.expand(function () {
+var Fish = Container.expand(function (type) {
 	var self = Container.call(this);
 	var fishGraphics = self.attachAsset(type, {
 		anchorX: 0.5,
 		anchorY: 0.5
 	});
 	self.speed = Math.random() * 2 + 1;
 	self.direction = Math.random() < 0.5 ? 1 : -1;
+	self.hits = type === 'fish1' ? 1 : type === 'fish2' ? 2 : 3; // High score fish require more hits
 	self.move = function () {
 		self.x += self.speed * self.direction;
 		if (self.x > 2048 || self.x < 0) {
 			self.direction *= -1;
@@ -68,20 +69,25 @@
 	blade.updatePosition(pos.x, pos.y);
 	// Check for collisions with fishes
 	fishes.forEach(function (fish, index) {
 		if (blade.intersects(fish)) {
-			// Increase score
-			score += fish.score;
-			scoreTxt.setText('Score: ' + score);
-			// Remove fish
-			fish.destroy();
-			fishes.splice(index, 1);
-			// Add a new fish
-			var newFish = new Fish();
-			newFish.x = Math.random() * 2048;
-			newFish.y = Math.random() * 2732;
-			game.addChild(newFish);
-			fishes.push(newFish);
+			fish.hits--;
+			if (fish.hits <= 0) {
+				// Increase score
+				score += fish.score;
+				scoreTxt.setText('Score: ' + score);
+				// Remove fish
+				fish.destroy();
+				fishes.splice(index, 1);
+				// Add a new fish
+				var type = 'fish' + (Math.floor(Math.random() * 3) + 1);
+				var newFish = new Fish(type);
+				newFish.x = Math.random() * 2048;
+				newFish.y = Math.random() * 2732;
+				newFish.score = (type === 'fish1' ? 1 : type === 'fish2' ? 2 : 3) * 10;
+				game.addChild(newFish);
+				fishes.push(newFish);
+			}
 		}
 	});
 });
 // Game tick