Professional
Earn all 3 stars in at least 15 different Special Op missions.
12/8/2009
8:35:42 PM
Ultra Rare 3.2%
Downed but Not Out
Kill 4 enemies in a row while downed in Special Ops.
12/7/2009
4:31:51 AM
Very Rare 5.8%
Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
12/4/2009
5:31:03 PM
Rare 21.2%
Operative
Earn all 3 stars in at least 10 different Special Op missions.
12/4/2009
3:03:24 AM
Very Rare 5.6%
It Goes to Eleven
Earn at least 1 star in 11 different Special Op missions.
12/4/2009
1:54:36 AM
Rare 17.0%
Operational Asset
Earn all 3 stars in at least 5 different Special Op missions.
12/3/2009
9:45:29 PM
Very Rare 9.7%
No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
11/23/2009
11:03:37 PM
Rare 25.3%
First Day of School
Complete 'S.S.D.D' and 'Team Player' on Veteran Difficulty.
11/23/2009
10:53:22 PM
Very Rare 7.1%
Three-some
Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.
11/23/2009
10:38:27 PM
Common 54.5%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
11/12/2009
2:02:21 AM
Rare 39.8%