Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
12/31/2009
1:04:02 PM
Rare 45.1%
The Harder They Fall
Kill 2 rappelling enemies in a row before they land on their feet in Single Player or Special Ops.
12/30/2009
9:56:37 PM
Rare 30.0%
Operational Asset
Earn all 3 stars in at least 5 different Special Op missions.
12/30/2009
9:45:11 PM
Very Rare 9.7%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
12/30/2009
9:36:51 PM
Rare 39.8%
Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
12/30/2009
6:38:15 PM
Common 57.6%
Three-some
Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.
12/30/2009
6:08:05 PM
Common 54.5%
I've never touched an axe before.
Personally smoted 300 enemies - any mode
12/1/2009
5:44:00 PM
Rare 41.2%
Silence, ground walker!
Gained 5 or more seconds of hang time in a single jump - any mode
12/1/2009
3:38:27 PM
Rare 22.9%
