Unlockable: Gallery Art
Choose Profile and then Progress, and press X over any tracks on which you've earned Gold.

Unlockable: Karbonis Track (Classic)
Earn Gold in the eight (8) Alpha and Beta league courses.

Unlockable: Medieval Team
Earn 70 Gold medals

Unlockable: Zone Team
Earn Gold medals on all four Zone tracks.

Unlockable: Craft Classes
Flash - Complete Alpha, Beta, and Ascension with gold standards.
Livery - Complete the Ascension Tournament with vehicles from the Flash class.

Unlockable: New Tournaments
Beta - Clear Alpha courses with gold standard
Ascension - Clear Beta courses with gold standard

Unlockable: Classic Tracks
Earn all gold in each difficulty class to unlock a classic track.

Unlockable: Livery Mode
Complete the Ascension Tournament in the Flash vehicle class.

Unlockable: Manor Top Track (Classic)
Earn 40 Gold Medals.

Unlockable: Phantom Class
Obtain a medal in the Flash Ascension

Unlockable: Mandarshee Track (Classic )
Get 60 Gold Medals.

Unlockable: Ranks
0 golds: Rookie
12 golds: Trainee
24 golds: Amateur
36 golds: Geek
48 golds: Enthusiast
60 golds: Addict
72 golds: Veteran
84 golds: Master
96 golds: Guru
108 golds: Junkie
120 golds: Legend
132 golds: Purist

Unlockable: Gamma and Decension Tournaments
Get a gold, silver, or bronze medal in all four Gamma tracks.

Hint: Speed Boost
Press the accelerate key when the light turns green to get a speed boost. When in airborne, press LEFT and RIGHT repeatedly in quick succcession to get a speed boost upon landing.