Team Building
Complete all test chambers in the Team Building co-op course
9/24/2011
11:29:08 PM
Rare 46.8%
Bridge Over Troubling Water
Complete the first Hard-Light Surfaces test
9/15/2011
3:43:29 PM
Common 62.8%
Vehicular Slaughter
Destroy all enemies on vehicles during the prison break.
3/17/2011
9:12:54 PM
Rare 18.5%
Knock-knock
Kill 4 enemies with 4 shots during a slow-mo breach in Single Player or Special Ops.
12/31/2010
4:07:43 PM
Rare 15.2%