Gadget Attack
Use 5 different Quickfire gadgets in one fight (any play mode)
11/30/2011
10:17:22 PM
Very Rare 9.9%
Cold Warrior
Complete "Operation 40," "Vorkuta," and "Executive Order" on Veteran difficulty.
5/31/2011
3:36:12 PM
Ultra Rare 1.7%
Vehicular Slaughter
Destroy all enemies on vehicles during the prison break.
5/31/2011
6:15:18 AM
Rare 18.5%
