===================================================================
--- original.js
+++ change.js
@@ -114,9 +114,9 @@
 var plane1 = new Plane1();
 plane1.x = 150; // Moved 50 units to the right
 plane1.y = 2750 - plane1.height; // Bottom of the screen
 game.addChild(plane1);
-// Create the rest of the enemy planes every 2 seconds
+// Create the rest of the enemy planes every 2 seconds for the first 7 seconds
 var enemySpawnTimer = LK.setInterval(function () {
 	enemyPlane = new EnemyPlane();
 	enemyPlane.x = 2150;
 	enemyPlane.y = 100 + Math.random() * (2732 - enemyPlane.height - 100); // Random y-coordinate between 100 and 2732 minus the height of the enemy plane
@@ -127,8 +127,24 @@
 	enemyPlaneLeft.y = 100 + Math.random() * (2732 - enemyPlaneLeft.height - 100); // Random y-coordinate between 100 and 2732 minus the height of the enemy plane
 	game.addChild(enemyPlaneLeft);
 	enemyPlanes.push(enemyPlaneLeft);
 }, 2000);
+// After 7 seconds, change the enemy spawn interval to 1 every second
+LK.setTimeout(function () {
+	LK.clearInterval(enemySpawnTimer);
+	enemySpawnTimer = LK.setInterval(function () {
+		enemyPlane = new EnemyPlane();
+		enemyPlane.x = 2150;
+		enemyPlane.y = 100 + Math.random() * (2732 - enemyPlane.height - 100); // Random y-coordinate between 100 and 2732 minus the height of the enemy plane
+		game.addChild(enemyPlane);
+		enemyPlanes.push(enemyPlane);
+		var enemyPlaneLeft = new EnemyPlaneLeft();
+		enemyPlaneLeft.x = -100;
+		enemyPlaneLeft.y = 100 + Math.random() * (2732 - enemyPlaneLeft.height - 100); // Random y-coordinate between 100 and 2732 minus the height of the enemy plane
+		game.addChild(enemyPlaneLeft);
+		enemyPlanes.push(enemyPlaneLeft);
+	}, 1000);
+}, 7000);
 // Set up game tick
 LK.on('tick', function () {
 	plane1.update();
 	// Update all enemy planes