Swap Black Tile

The rules of the game is very simple, swap the black tile, group three or more of the same color in straight line to score. It is easy to play,but get high score is so hard! Come on,friends.

The game has two modes:
---Racing Mode,the more speed,you can get more high score.
---Explore Mode,you need to get score in limited moves,its so hard,but its so funny.

The features of game:
＊UI is so concise and simple,you can slide in anywhere of screen.
＊The game is easy to play,but it is so puzzled.
＊You can play with global user in GameCenter,try it !