This is an enhanced version of convenientional Tetris game. It supports single player mode and double player mode. The double player mode can be further divided into cooperation mode and duel mode. In cooperation mode, both players control the blocks in the same large window, which needs good harmony between the two to get a high score. In duel mode, each player has his own window. The blocks erased by one player will add to the base of the blocks of the other player. All hotkeys are fully configurable. 9 speeds and 9 starting levels are supported. This program is based on 32-bit windows platform. You will find it great fun to play it with your friends or your spouse.