Drive By
Kill 20 enemies in a row while driving a vehicle in Single Player or Special Ops.
9/21/2010
7:20:59 PM
Very Rare 8.1%
No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
9/20/2010
11:45:18 PM
Rare 25.3%
Ghost
Plant the C4 in 'Cliffhanger' without alerting or injuring anyone in the blizzard.
9/20/2010
11:41:06 PM
Ultra Rare 3.1%
Look Ma Two Hands
Kill 10 enemies in a row using akimbo weapons in Single Player or Special Ops.
9/20/2010
11:16:03 PM
Rare 12.6%
Operational Asset
Earn all 3 stars in at least 5 different Special Op missions.
9/20/2010
11:10:29 PM
Very Rare 9.7%
Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
9/20/2010
11:09:43 PM
Rare 21.2%
Pit Boss
Run The Pit in 'S.S.D.D' and finish with a final time under 30 seconds.
9/20/2010
9:17:16 PM
Ultra Rare 2.8%
Off the Grid
Complete 'Just Like Old Times' and 'Endgame' on Veteran Difficulty.
9/20/2010
8:57:05 PM
Ultra Rare 3.7%
The Price of War
Complete the single player campaign on Hardened or Veteran Difficulty.
9/20/2010
8:56:54 PM
Very Rare 5.8%
Queen takes Rook
Complete 'Loose Ends' and 'The Enemy of My Enemy' on Veteran Difficulty.
9/18/2010
1:25:23 AM
Ultra Rare 3.6%
Out of the Frying Pan...
Complete the mission in the airplane graveyard.
9/18/2010
1:25:17 AM
Rare 33.0%
Homecoming
Complete 'Of Their Own Accord', 'Second Sun', and 'Whiskey Hotel' on Veteran Difficulty.
9/17/2010
11:51:15 PM
Ultra Rare 3.9%
Ends Justify the Means
Complete 'Contingency' on Veteran Difficulty
9/17/2010
11:12:05 PM
Ultra Rare 4.0%
Prisoner #627
Complete 'The Only Easy Day... Was Yesterday' and 'The Gulag' on Veteran Difficulty.
9/17/2010
9:48:54 PM
Ultra Rare 4.3%
Knock-knock
Kill 4 enemies with 4 shots during a slow-mo breach in Single Player or Special Ops.
9/17/2010
9:13:12 PM
Rare 15.2%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
9/17/2010
8:12:16 PM
Rare 39.8%
Red Dawn
Complete 'Wolverines!' and 'Exodus' on Veteran Difficulty.
9/16/2010
11:08:33 PM
Ultra Rare 4.4%
Turistas
Complete 'Takedown' and 'The Hornet's Nest' on Veteran Difficulty.
9/16/2010
1:10:19 AM
Ultra Rare 4.7%