Tetris Revolution is a fun new installment in the Tetris series which features all the core features of Tetris you'd expect, plus a lot more!. 12 new and classic mini-variations with 15 levels of difficulty. Save your best times and best scores for each individual mini-variation, then unlock new game modes. Watch the unique Replay viewer to see in-game replays of how the Tetris masters do it! Source: The Developer Website.