Together in the light
Complete 5 quests in a single co-op game with the same partners.
10/5/2011
7:12:29 PM
Rare 17.3%
Ahead of the Curve
Perform a double or triple escape (Multiplayer Only).
9/10/2011
5:57:28 PM
Rare 13.7%
Overachiever
Score 750 points or more on a single kill (Multiplayer Only).
6/25/2011
8:46:00 PM
Rare 11.0%
The Shrike and the Thorn
Complete Soviet mission 1 on any difficulty level
6/17/2011
12:34:58 AM
Common 64.3%
Synchronization Established
Complete an entire Session with at least one kill (Multiplayer Only).
6/16/2011
9:43:59 PM
Rare 35.0%
Meat Grinder
Crush 20 enemy units in a ranked online match or skirmish (medium-or-greater difficulty)
7/17/2010
2:47:24 AM
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.
2/7/2010
11:19:06 PM
Rare 25.3%
Operative
Earn all 3 stars in at least 10 different Special Op missions.
1/30/2010
1:39:14 AM
Very Rare 5.6%
It Goes to Eleven
Earn at least 1 star in 11 different Special Op missions.
1/30/2010
1:39:09 AM
Rare 17.0%
Operational Asset
Earn all 3 stars in at least 5 different Special Op missions.
1/30/2010
12:19:06 AM
Very Rare 9.7%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
1/30/2010
12:14:21 AM
Rare 39.8%
Cut Your Teeth
You were successfully promoted up a rank in multiplayer.
1/29/2010
11:31:09 PM
Rare 18.8%
Three-some
Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.
1/29/2010
6:31:39 PM
Common 54.5%