Knock-knock
Kill 4 enemies with 4 shots during a slow-mo breach in Single Player or Special Ops.
11/10/2010
11:53:25 PM
Rare 15.2%
Red Dawn
Complete 'Wolverines!' and 'Exodus' on Veteran Difficulty.
11/10/2010
11:46:38 PM
Ultra Rare 4.4%
Turistas
Complete 'Takedown' and 'The Hornet's Nest' on Veteran Difficulty.
11/10/2010
11:10:03 PM
Ultra Rare 4.7%
Colonel Sanderson
Kill 7 chickens in under 10 seconds in 'The Hornet's Nest'.
11/10/2010
4:59:47 AM
Very Rare 6.8%
Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
11/10/2010
3:58:36 AM
Rare 21.2%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
11/10/2010
3:28:18 AM
Rare 45.1%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
11/10/2010
3:14:11 AM
Rare 39.8%
Unnecessary Roughness
Use a riot shield to beat down an enemy in Single Player or Special Ops.
11/9/2010
1:55:56 AM
Rare 34.5%
Ghost
Plant the C4 in 'Cliffhanger' without alerting or injuring anyone in the blizzard.
11/9/2010
1:25:32 AM
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.
11/9/2010
12:21:01 AM
Rare 25.3%
First Day of School
Complete 'S.S.D.D' and 'Team Player' on Veteran Difficulty.
11/9/2010
12:03:27 AM
Very Rare 7.1%
Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
11/8/2010
11:59:02 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.
11/8/2010
11:48:05 PM
Common 54.5%