It's very addictive. As you climb the ranks be ready to spend tons of money as the game will make it so. Reason is that the game will let you almost win but you still need to clear one or two more items thus spending more money to clear the level. It'll then maybe let you pass a couple more and do it the same thing for a couple of more levels thus you having to spend more money to pass the level. I finally got tired of this and uninstalled the game. Instead of enjoying the game, it became stress