Bare-knuckle Expert
Defeat ten enemies in a row with hand-to-hand combat
12/17/2009
12:20:25 AM
Rare 22.5%
Ace Act 3 and Act 4
Ace Act 3: The Mission and Act 4: The Level Factory
12/14/2009
9:21:00 PM
Ultra Rare 1.1%
Downed but Not Out
Kill 4 enemies in a row while downed in Special Ops.
12/6/2009
6:16:13 AM
Very Rare 5.8%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
12/4/2009
11:09:28 PM
Rare 45.1%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
12/4/2009
10:58:47 PM
Rare 39.8%
Three-some
Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.
12/4/2009
9:56:25 PM
Common 54.5%
Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
12/4/2009
9:47:02 PM
Common 57.6%
No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
12/4/2009
9:39:53 PM
Rare 25.3%
