Ruthless
Kill 15 enemies while mounted on a tank in 'Ring of Steel'.
5/1/2009
5:34:36 PM
Ultra Rare 3.6%
Kamikaze
Complete a level on Regular difficulty or higher using only melee or grenades. (Solo only)
5/1/2009
4:50:50 PM
Ultra Rare 2.9%
All Dressed Up
Purchase all available alternative costumes in Bonus Features.
4/25/2009
5:00:54 PM
Rare 12.2%
