Tetris Splash achievements

Accumulate at least ten hours of Online Multiplayer game play.

Complete a Single Player game of Marathon without using the Hold Queue.

Complete a Single Player game of Marathon in 20 minutes or less.

Perform a Single, Double, Triple, Tetris, T-Spin Single, T-Spin Double, and 8 Combo in one game!

Clear one or more lines with successive pieces to increase your Combo count above eight.

Score a Back-to-Back Tetris in Online Multiplayer.

Win a "Free for All" match in Online Multiplayer.

Rotate the T-Tetrimino into a T-Slot to perform a one or two line clear.

Reach or exceed level five in a Single Player game of Marathon.

Clear four lines at once.

Use at least one Mino from each of the seven Tetriminos to clear a single line.

Clear five or more lines during one Single Player or Online Multiplayer game.