Fashion Sense
Choose a costume for your sackperson with at least one item on your head, at least one item on your body, and a material
10/6/2010
1:10:22 PM
Common 86.3%
Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
6/27/2010
4:05:15 PM
Common 57.6%
Arcade Rat
Clear Arcade Mode with 1 character on Medium or higher difficulty.
3/5/2009
2:46:37 PM
Rare 21.2%
Snake in the Grass
Take out a Japanese soldier lying in wait in the grass.
12/3/2008
8:54:44 PM
Rare 44.5%
Get Your Right Foot Wet
Complete a match in Competitive Co-Op mode. (Online co-op only)
12/3/2008
8:45:01 PM
Rare 16.8%