First Day of School
Complete 'S.S.D.D' and 'Team Player' on Veteran Difficulty.
3/18/2010
5:54:59 PM
Very Rare 7.1%
Pit Boss
Run The Pit in 'S.S.D.D' and finish with a final time under 30 seconds.
3/18/2010
4:50:06 PM
Ultra Rare 2.8%
Knock-knock
Kill 4 enemies with 4 shots during a slow-mo breach in Single Player or Special Ops.
3/13/2010
11:42:46 PM
Rare 15.2%
Operational Asset
Earn all 3 stars in at least 5 different Special Op missions.
3/13/2010
11:19:47 PM
Very Rare 9.7%
Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
3/13/2010
10:39:47 PM
Rare 21.2%
It Goes to Eleven
Earn at least 1 star in 11 different Special Op missions.
3/6/2010
4:35:59 PM
Rare 17.0%
Look Ma Two Hands
Kill 10 enemies in a row using akimbo weapons in Single Player or Special Ops.
3/6/2010
3:42:06 PM
Rare 12.6%
The Harder They Fall
Kill 2 rappelling enemies in a row before they land on their feet in Single Player or Special Ops.
3/2/2010
12:28:02 AM
Rare 30.0%
It's a Trap!
Kill at least one zombie with three different traps in a single round. (Map Pack 2 only)
2/23/2010
10:50:25 PM
Ultra Rare 2.7%
No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
1/23/2010
9:59:43 PM
Rare 25.3%
Unnecessary Roughness
Use a riot shield to beat down an enemy in Single Player or Special Ops.
11/12/2009
1:12:46 AM
Rare 34.5%
Colonel Sanderson
Kill 7 chickens in under 10 seconds in 'The Hornet's Nest'.
11/11/2009
8:07:32 PM
Very Rare 6.8%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
11/11/2009
7:46:04 PM
Rare 45.1%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
11/11/2009
7:30:32 PM
Rare 39.8%
