Accumulate at least ten hours of Online Multiplayer game play.
Unlocked: 10 Jul 2009 11:58:50
Speedster
25Complete a Single Player game of Marathon in 20 minutes or less.
Unlocked: 02 Jul 2009 09:03:20
Old School
25Complete a Single Player game of Marathon without using the Hold Queue.
Unlocked: 25 Jun 2009 13:20:20
Score a Back-to-Back Tetris in Online Multiplayer.
Unlocked: 29 Apr 2009 07:51:45
Win a "Free for All" match in Online Multiplayer.
Unlocked: 25 Apr 2009 10:42:49
All-in-One
20Perform a Single, Double, Triple, Tetris, T-Spin Single, T-Spin Double, and 8 Combo in one game!
Unlocked: 25 Apr 2009 10:28:25
Combo
20Clear one or more lines with successive pieces to increase your Combo count above eight.
Unlocked: 25 Apr 2009 10:06:02
T-Spin
10Rotate the T-Tetrimino into a T-Slot to perform a one or two line clear.
Unlocked: 25 Apr 2009 09:50:40
Reach or exceed level five in a Single Player game of Marathon.
Unlocked: 24 Apr 2009 18:33:05
Tetris!
10Clear four lines at once.
Unlocked: 24 Apr 2009 18:33:04
Clear five or more lines during one Single Player or Online Multiplayer game.
Unlocked: 24 Apr 2009 16:55:33
Rainbow
10Use at least one Mino from each of the seven Tetriminos to clear a single line.
Unlocked: 24 Apr 2009 16:55:33