Three-some
Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.
12/27/2009
5:00:55 AM
Common 54.5%
Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
12/27/2009
4:48:30 AM
Common 57.6%
Ghost
Plant the C4 in 'Cliffhanger' without alerting or injuring anyone in the blizzard.
12/27/2009
4:42:55 AM
Ultra Rare 3.1%
Gunslinger
Get kills using a pistol, rifle, submachine gun, and grenade in a mission without dying
12/26/2009
6:55:38 AM
Rare 48.1%
