No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
3/31/2010
11:55:16 AM
Rare 25.3%
Ghost
Plant the C4 in 'Cliffhanger' without alerting or injuring anyone in the blizzard.
3/31/2010
11:47:36 AM
Ultra Rare 3.1%
Off the Grid
Complete 'Just Like Old Times' and 'Endgame' on Veteran Difficulty.
3/31/2010
11:09:31 AM
Ultra Rare 3.7%
The Price of War
Complete the single player campaign on Hardened or Veteran Difficulty.
3/31/2010
11:09:22 AM
Very Rare 5.8%
Queen takes Rook
Complete 'Loose Ends' and 'The Enemy of My Enemy' on Veteran Difficulty.
3/30/2010
9:25:06 PM
Ultra Rare 3.6%
Out of the Frying Pan...
Complete the mission in the airplane graveyard.
3/30/2010
9:25:02 PM
Rare 33.0%
Homecoming
Complete 'Of Their Own Accord', 'Second Sun', and 'Whiskey Hotel' on Veteran Difficulty.
3/30/2010
8:22:17 PM
Ultra Rare 3.9%
Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
3/30/2010
8:00:14 PM
Rare 21.2%
Ends Justify the Means
Complete 'Contingency' on Veteran Difficulty
3/30/2010
7:47:36 PM
Ultra Rare 4.0%
Prisoner #627
Complete 'The Only Easy Day... Was Yesterday' and 'The Gulag' on Veteran Difficulty.
3/30/2010
4:41:26 PM
Ultra Rare 4.3%
Look Ma Two Hands
Kill 10 enemies in a row using akimbo weapons in Single Player or Special Ops.
3/30/2010
4:16:53 PM
Rare 12.6%
Knock-knock
Kill 4 enemies with 4 shots during a slow-mo breach in Single Player or Special Ops.
3/30/2010
4:04:42 PM
Rare 15.2%
Red Dawn
Complete 'Wolverines!' and 'Exodus' on Veteran Difficulty.
3/30/2010
3:37:05 PM
Ultra Rare 4.4%
The Harder They Fall
Kill 2 rappelling enemies in a row before they land on their feet in Single Player or Special Ops.
3/30/2010
3:14:46 PM
Rare 30.0%
Turistas
Complete 'Takedown' and 'The Hornet's Nest' on Veteran Difficulty.
3/25/2010
10:15:21 PM
Ultra Rare 4.7%
Colonel Sanderson
Kill 7 chickens in under 10 seconds in 'The Hornet's Nest'.
3/25/2010
10:11:01 PM
Very Rare 6.8%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
3/24/2010
4:36:58 PM
Rare 45.1%
Unnecessary Roughness
Use a riot shield to beat down an enemy in Single Player or Special Ops.
3/24/2010
3:07:19 PM
Rare 34.5%