===================================================================
--- original.js
+++ change.js
@@ -64,8 +64,10 @@
 		anchorY: 0.5
 	});
 	self.update = function () {
 		// Hero update logic, such as movement, can be added here.
+		// Add scaling effect along the x-axis
+		self.scale.x = 1 + Math.sin(LK.ticks / 10) * 0.1;
 	};
 });
 // Obstacle class
 var Obstacle = Container.expand(function () {