No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
10/19/2010
1:49:32 PM
Rare 25.3%
Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
10/15/2010
7:24:19 PM
Rare 21.2%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
10/15/2010
5:26:52 PM
Rare 39.8%
Out of the Frying Pan...
Complete the mission in the airplane graveyard.
10/13/2010
2:27:38 PM
Rare 33.0%
Operative
Earn all 3 stars in at least 10 different Special Op missions.
10/12/2010
2:01:25 PM
Very Rare 5.6%
The Harder They Fall
Kill 2 rappelling enemies in a row before they land on their feet in Single Player or Special Ops.
8/5/2010
2:42:49 PM
Rare 30.0%
Knock-knock
Kill 4 enemies with 4 shots during a slow-mo breach in Single Player or Special Ops.
8/5/2010
2:14:58 PM
Rare 15.2%
Unnecessary Roughness
Use a riot shield to beat down an enemy in Single Player or Special Ops.
8/5/2010
2:13:23 PM
Rare 34.5%
Operational Asset
Earn all 3 stars in at least 5 different Special Op missions.
8/4/2010
2:45:23 PM
Very Rare 9.7%
It Goes to Eleven
Earn at least 1 star in 11 different Special Op missions.
8/4/2010
2:34:49 PM
Rare 17.0%
Three-some
Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.
8/4/2010
10:35:41 AM
Common 54.5%
Downed but Not Out
Kill 4 enemies in a row while downed in Special Ops.
8/3/2010
6:43:37 PM
Very Rare 5.8%