PopStar with Undo

Highly addictive game. Once you start, you cannot stop. There are two modes. Game rule Classic: - Tap two or more blocks, which are same color - No time limit, once you meet target you can promote to next level Endless: - Tap two or more blocks, which are same color - Tap the blocks as more and fast as you can - The more block you tap once, the more time will be added - When level up …