Sideway: New York Challenge - January 1 - January 31
Modern Warfare 3: Survival Challenge - December 1 - December 31
Gears of War 3: Sandbar Challenge - October 1 - October 30
Call of Duty: Black Ops - Moon Challenge - September 1 - September 30
Catherine "Babel-Altar" Challenge - August 1 - August 31
Mortal Kombat 2011 Tournament - July 30
Dead Nation: The Beginning Challenge - June 1 - June 30
Black Ops: Call of the Dead Zombie Challenge - May 1 - May 31
Bulletstorm Anarchy Mode Challenge on Turbine - April 1 - April 30
PacMan DX Ghost Combo Challenge - March 1 - March 31
Black Ops "Kino der Toten" Challenge - February 1 - February 27
Black Ops "Dead Ops Arcade" Challenge - January 1 - January 30
Black Ops "Five" Zombie Challenge - November 10 - December 31
Halo 3: ODST Firefight Challenge on Windward - September 1 - September 30
Super Stardust HD Challenge on Nemain - August 1 - August 31
Katamari Forever: Big Ball Challenge - July 1 - July 30
Super Smash Bros. Brawl Tournament - June 26
UFC 2010: KO/Submission Challenge - June 1 - June 30
Wii Sports: Resort "100 Pin" Bowling Challenge - May 1 - May 30
Skate 2 'Hall of Meat' Challenge - April 1 - April 30
Pixel Junk: Eden Challenge - March 1 - March 31
Gears of War 2 Challenge (Horde on "River") - February 1 - February 28
Spec Ops Challenge (Sniper Fi and Body Count) - January 1 - January 31
Left 4 Dead 2: Survivor Challenge - December 1 - December 31
Shatter Challenge - November 1 - November 30
Halo 3: ODST Firefight Challenge - October 1 - October 31
Nazi Zombie Headshot Challenge - High Score Challenge - September 1 - September 30
Ms. PacMan - High Score Challenge - May1 - May 31
Everyday Shooter - High Score Challenge - May1 - May 31
Call of Duty: Nazi Zombie - Verruckt - High Score Challenge - April. 1 - April. 30
Tetris Challenge - High Score Challenge - March. 1 - March. 31
Gears of War 2 (Horde) - High Score Challenge - Feb. 1 - Feb. 28
Geometry Wars - High Score Challenge - Jan. 1 - Jan. 31
Gears of War 2 (2 vs 2) - Tournament - Jan. 23
Call of Duty: Nazi Zombies - Tournament - Dec. 2 - Dec. 31
Super Stardust - High Score Challenge - Nov. 1 - Nov. 30

LEGEND
-Cooperative Play       - Cash Prize           - High Score Challenge