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Complete the following achievements to unlock Xbox
Live Gamerscore points.
- Clear 5 Lines (10 points): Clear five or more lines during one Single Player or Online Multi-player game.
- Reach Level 5 (10 points): Reach or exceed level five in a Single Player game of Marathon.
- Tetris! (10 points): Clear four lines at once.
- T-Spin (10 points): Rotate the T-Tetrimino into a T-Slot to perform a one or two line clear.
- Rainbow (10 points): Use at least one Mino from each of the seven Tetriminos to clear a single line.
- Combo (20 points): Clear one or more lines with successive pieces to increase your Combo count above eight.
- Online Rookie (20 points): Win a "Free for All" match in Online Multi-player.
- Online Back-to-Back (20 points): Score a Back-to-Back Tetris in Online Multi-player.
- Online Expert (20 points): Accumulate at least ten hours of Online Multi-player game play.
- All-in-One (20 points): Perform a Single, Double, Triple, Tetris, T-Spin Single, T-Spin Double, and 8 Combo in one game!
- Speedster (25 points): Complete a Single Player game of Marathon in 20 minutes or less.
- Old School (25 points): Complete a Single Player game of Marathon without using the Hold Queue.