Burnout
Fill the Nitrous bar then use it all in one go without hitting anything
12/25/2010
3:05:55 PM
Common 85.7%
Window Shopper
Visit the SingStore® (Unlocks a PlayStation®Home reward)
5/7/2010
6:18:36 PM
Rare 45.4%
Operation Ghost Rider
Finish the 1st mission of the Campaign on Normal, Hard, or Elite difficulty setting.
4/11/2010
6:50:19 PM
Common 81.0%
Multiplier Madness
Achieve an 8X multiplier during any mix (not in the tutorial).
2/15/2010
1:27:59 PM
Common 82.8%
Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
11/23/2009
7:50:06 PM
Common 57.6%
Three-some
Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.
11/23/2009
7:22:22 PM
Common 54.5%
