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To get the boss option for Time Attack mode you must beat the
game and have all of the Chaos Emeralds with 3 of the characters.Get Tiny Chao Garden
Defeat the entire game and get all 7 Chaos Emeralds using any character.
Play as shadow
Play the game five times and get everything.
Complete the entire game and collect all seven Chaos Emeralds
with Sonic, Cream, Tails and Knuckles.
Unlock bonus level
Defeat the game and get all of the Chaos Emeralds with Cream,
Sonic, Amy, Knuckles and Tails.
Complete the Leaf Forest level with Sonic.
Complete the Sky Canyon level with Sonic.
Unlock sound test
Defeat the entire game and get all of the Chaos Emeralds with 2
Complete the Music Plant level with Sonic.
Unlock Bonus Level:
To unlock a bonus level that becomes available on Sonic’s
map, beat the game and collect all Chaos Emeralds with
Amy, Cream, Sonic, Tails and Knuckles.
Unlock Boss Option in Time Attack:
To unlock the Boss option (Time Attack Mode), beat the
game and collect all Chaos Emeralds with three characters.
Tiny Chao Garden:
To get the Tiny Chao Garden, collect all 7 Chaos Emeralds
and beat the game with Sonic.
Unlock the characters:
To unlock the unavailable characters, beat the levels with Sonic:
Beat Leaf Forest to unlock Cream the Rabbit
Beat Music Plant to unlock Miles “Tails” Prowler
Beat Sky Canyon to unlock Knuckles the Echidna