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