Take down three opponents in a row without crashing.
Take down four opponents in a row without crashing.
Perform a two stunt combo.
Perform a three stunt combo.
Stay in adrenaline mode for 30 seconds.
Stay in adrenaline mode for 60 seconds.
Unlock half of all unlockables in career mode.
Unlock all unlockables in career mode.
Collect $50000 in career mode without spending them.
Hold a stunt for 2 seconds.
Hold a stunt for 4 seconds.
Stay airborne for 3 seconds.
Stay airborne for 5 seconds.
Win a career race with your sled intact.
Perform a double backflip.
Perform a double frontflip.
Land on top of another player in an offline match.
Collide with 3 trees in a race.
Collide with the spectators.
Achieve 20,000 stunt points in a single online match.
Invite someone to a race.
Lead a race from start to finish.
