Get to the Labyrinth Zone. - Sonic The Hedgehog (Arcade)
Get to the Spring Yard Zone. - Sonic The Hedgehog (Arcade)
Complete waves 1 through 50 on any Snowblind Map Pack map in Horde (any difficulty) - Gears of War 2
1,519/1,5191,000/1,00050/50
1,317/2,806590/1,00017/28
440/440200/20012/12