Knock-knock
Kill 4 enemies with 4 shots during a slow-mo breach in Single Player or Special Ops.
12/1/2009
9:22:09 PM
Rare 15.2%
Red Dawn
Complete 'Wolverines!' and 'Exodus' on Veteran Difficulty.
12/1/2009
9:08:40 PM
Ultra Rare 4.4%
Turistas
Complete 'Takedown' and 'The Hornet's Nest' on Veteran Difficulty.
12/1/2009
8:33:17 PM
Ultra Rare 4.7%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
11/15/2009
8:13:09 PM
Rare 39.8%
Operational Asset
Earn all 3 stars in at least 5 different Special Op missions.
11/15/2009
12:16:43 PM
Very Rare 9.7%
The Harder They Fall
Kill 2 rappelling enemies in a row before they land on their feet in Single Player or Special Ops.
11/14/2009
6:00:16 PM
Rare 30.0%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
11/13/2009
6:22:12 PM
Rare 45.1%
Look Ma Two Hands
Kill 10 enemies in a row using akimbo weapons in Single Player or Special Ops.
11/11/2009
5:40:28 PM
Rare 12.6%
Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
11/11/2009
5:07:15 PM
Rare 21.2%
Pit Boss
Run The Pit in 'S.S.D.D' and finish with a final time under 30 seconds.
11/11/2009
4:50:05 PM
Ultra Rare 2.8%
Ghost
Plant the C4 in 'Cliffhanger' without alerting or injuring anyone in the blizzard.
11/11/2009
3:40:51 PM
Ultra Rare 3.1%
No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
11/11/2009
1:49:53 PM
Rare 25.3%
Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
11/11/2009
1:36:31 PM
Common 57.6%
First Day of School
Complete 'S.S.D.D' and 'Team Player' on Veteran Difficulty.
11/11/2009
1:26:40 PM
Very Rare 7.1%
Three-some
Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.
11/11/2009
1:10:04 PM
Common 54.5%