Down and Dirty
Complete "SOG" and "The Defector" on Veteran difficulty.
12/11/2010
8:00:07 AM
Ultra Rare 1.3%
Tough Economy
Use no more than 6 TOW guided missiles to destroy the tanks in the defense of Khe Sanh.
12/11/2010
7:31:07 AM
Very Rare 5.0%
Cold Warrior
Complete "Operation 40," "Vorkuta," and "Executive Order" on Veteran difficulty.
12/10/2010
9:34:58 AM
Ultra Rare 1.7%
Unconventional Warfare
Use the explosive bolts to kill 30 enemies in the campaign.
12/7/2010
8:26:27 AM
Very Rare 8.9%
Ahead of the Curve
Perform a double or triple escape (Multiplayer Only).
11/27/2010
10:57:13 AM
Rare 13.7%