For Close Encounters
Get 10 one-hit head-shot kills with the shotgun in the single player Campaign.
12/30/2008
11:06:15 PM
Rare 22.1%
I See You
Kill 50 enemies through solid matter with the Auger in the single player Campaign.
12/30/2008
10:52:04 PM
Rare 37.4%
Sharpshooter
Get 30 headshots while scoped in with the Fareye or Marksman in the single player Campaign.
12/30/2008
5:34:53 PM
Rare 31.1%
Grenade Hangman
Kill 10 enemies with grenades by aiming while hanging from a ledge
12/18/2008
11:42:33 AM
Very Rare 5.2%
Run-and-Gunner
Kill 20 enemies by shooting from the hip (without aiming with the L1 button)
8/9/2008
9:35:15 PM
Rare 22.5%
