Rampage
70Take down four opponents in a row without crashing (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 22:20:23
Berzerk
50Take down three opponents in a row without crashing (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 22:19:09
Boostaholic
60Stay in adrenaline mode for 60 seconds (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 22:10:00
Collide with 3 trees in a race (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 22:02:30
Perform a double backflip (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 21:57:24
Backflip
25Perform a backflip (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 21:45:36
Frozen
50Hold a stunt for 4 seconds (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 21:39:11
Perform a double frontflip (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 21:39:10
Frontflip
25Perform a frontflip (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 21:32:42
Orbit
50Stay airborne for 5 seconds (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 21:27:44
Crowdsurfing
40Collide with the spectators (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 21:25:26
Pack Rat
50Unlock all unlockables in career mode.
Unlocked: 30 Dec 2011 21:17:19
Wire Fu
60Perform a three stunt combo (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 21:16:32
Stay in adrenaline mode for 30 seconds (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 18:23:40
Hoarder
30Unlock half of all unlockables in career mode.
Unlocked: 30 Dec 2011 17:48:33
Roadrunner
40Lead a race from start to finish (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 16:46:21
Stingy
30Collect $50000 in career mode without spending them.
Unlocked: 30 Dec 2011 16:41:03
Hangtime
25Hold a stunt for 2 seconds (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 16:20:48
Acrobat
40Perform a two stunt combo (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 16:17:53
Bully
30Take down one opponent (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 15:47:18
HeadSplat
60Land on top of another player (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 15:43:37
Big Air
25Stay airborne for 3 seconds (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 15:35:58
Untouchable
60Win a career race with your sled intact (Not achievable in splitscreen).
Unlocked: 30 Dec 2011 15:33:34