Hard Finish
Finish story mode on Hard, without changing the difficulty setting.
6/25/2009
9:41:17 AM
Very Rare 6.6%
Road Kill
Take down 25 enemies while riding on the roof of a moving vehicle.
6/19/2009
9:05:27 AM
Rare 40.2%
Oh, You've Done This Before
Take down 50 enemies by sticking them with a grenade.
6/19/2009
12:02:18 AM
Rare 14.3%
