针锋相对
Tit for tat is a difficult game, the players eyesight test and finger positioning.
1, the game play: Click on the "screen area", launching a needle, and the needle is falling collide, hit a 1 point.
2, one minute mode: limited within a minute, hit the falling number of needles;
3,100 needles mode: limited launch 100 needles, needle hits falling number;
Challenges players with Game Center, and view rankings.