King of the Hill
Knock 10 enemies in the water in Scenario Campaign Mode.
1/15/2010
4:51:14 PM
Rare 35.9%
Give Your Fists a Rest
Defeat an enemy using a weapon in Scenario Campaign Mode.
1/12/2010
11:42:28 PM
Common 51.3%
Grenade Hangman
Defeat ten enemies with grenades by aiming while hanging
11/20/2009
8:24:02 PM
Very Rare 9.1%
Run-and-Gunner
Defeat 20 enemies by shooting from the hip (without aiming with L1)
11/20/2009
1:44:47 PM
Rare 21.3%