Keep your friends close ...
Perform a kill move on a friend. (Multiplayer)
12/2/2009
6:41:19 PM
Ultra Rare 2.9%
Friendship is for suckers ...
Kill someone on your friends list. (Multiplayer)
12/2/2009
6:36:38 PM
Ultra Rare 3.2%
Guns Don't Kill People, SEALs Do
Kill 30 enemies using sniper rifles. (Single Player)
12/2/2009
4:46:39 PM
Rare 24.3%
Double Tap
Complete an entire level using only the pistol. (Single Player)
12/2/2009
3:52:17 PM
Very Rare 5.2%
