Sonic Rush
Remain in air longer with Blaze:
To stay in flight longer while playing as Blaze the cat,
instead of holding R, rapidly tap R. This should increase
your time of flight in the air by a lot.
Extra Zone:
Successfully complete Sonic’s and Blaze’s story line with all seven
Chaos Emeralds to unlock Extra Zone at the character selection screen,
where you play as Super Sonic and Super Blaze.
Play as Blaze:
Defeat the first Boss to unlock Blaze.
Time Attack mode:
Successfully complete the game to unlock Time Attack mode.