Roadrunner - 40 points
Lead a race from start to finish (Not achievable in splitscreen).
Bully - 30 points
Take down one opponent (Not achievable in splitscreen).
Berzerk - 50 points
Take down three opponents in a row without crashing (Not achievable in splitscreen)
Rampage - 70 points
Take down four opponents in a row without crashing (Not achievable in splitscreen)
Acrobat - 40 points
Perform a two stunt combo (Not achievable in splitscreen).
Wire Fu - 60 points
Perform a three stunt combo (Not achievable in splitscreen).
Adrenaline Junkie - 40 points
Stay in adrenaline mode for 30 seconds (Not achievable in splitscreen).
Boostaholic - 60 points
Stay in adrenaline mode for 60 seconds (Not achievable in splitscreen).
Hoarder - 30 points
Unlock half of all unlockables in career mode.
Pack Rat - 50 points
Unlock all unlockables in career mode.
Stingy - 30 points
Collect $50000 in career mode without spending them.
Hangtime - 25 points
Hold a stunt for 2 seconds (Not achievable in splitscreen).
Frozen - 50 points
Hold a stunt for 4 seconds (Not achievable in splitscreen).
Big Air - 25 points
Stay airborne for 3 seconds (Not achievable in splitscreen).
Orbit - 50 points
Stay airborne for 5 seconds (Not achievable in splitscreen).
Untouchable - 60 points
Win a career race with your sled intact (Not achievable in splitscreen).
Backflip - 25 points
Perform a backflip (Not achievable in splitscreen).
Double Backflip - 50 points
Perform a double backflip (Not achievable in splitscreen).
Frontflip - 25 points
Perform a frontflip (Not achievable in splitscreen).
Double Frontflip - 50 points
Perform a double frontflip (Not achievable in splitscreen).
HeadSplat - 60 points
Land on top of another player (Not achievable in splitscreen).
Crowdsurfing - 40 points
Collide with the spectators (Not achievable in splitscreen).
Secret Achievements
Woodcutter - 40 points
Collide with 3 trees in a race. (Not achievable in splitscreen)