Trophies:
Bronze trophies
First Steps – Beat a Supersonic Ghost.
Early Days! – Win a point in a multi-player battle.
Silver trophies
Speed King – Earn at least Bronze in all the Speed Challenges.
Weapon Master – Earn at least Bronze in all the Weapon Challenges.
Skill Chief – Earn at least Bronze in all the Skill Challenges.
I am the best! – Win a multi-player battle.
Gold trophies
No one can beat me! – Win 10 multi-player battles.
Elite Champion – Earn at least Bronze in all the Elite Challenges.
Silver Arrow – Earn at least Silver on all Challenges.
Supreme Being – Earn Gold on all Challenges.
I have no peers! – Download and beat a rivals time.
World Tour – Win a multi-player battle on every course.
Flawless Victory – Win a multi-player battle by winning every point.
Weapons Officer – Use every weapon in the game.
Grease Monkey – Unlock all the car upgrades.
Platinum trophy
Platinum Trophy – Earn all Bronze, Silver, and Gold trophies.