Sonic Riders: Zero Gravity Cheats - PlayStation 2
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Unlockables
Beat stories to unlock indicated bonuses:
80s Boulevard - Beat Babylon Story.
90s Boulevard - Beat Babylon Story.
Blaze - Beat Babylon Story.
Eggman - Beat Babylon Story.
Cream the Rabbit - Beat Team Sonic's Story.
Rouge the Bat - Beat Team Sonic's Story.
SCR-GP - Beat Babylon Story.
Silver - Beat Babylon Story.
Shadow the Hedgehog - Beat Team Sonic's Story.
World Grand Prix Mode - Beat Team Sonic's Story.
Unlock Movies
Complete the Babylon Story to unlock two movies. Third movie can be unlocked by completing the Heroes Story.
Unlock Mission Mode
Go to Story mode (either one) once you've beaten it and then click a stage.