Complete a zone in the Good Future
Pass the upper Signpost in Collision Chaos Zone 2
Collect 200 Rings
Find the angel statue in Wacky Workbench
Defeat Metal Sonic without getting hurt
Finish the game
Collect all the Time Stones
Destroy Dr. Eggman's final machine
Complete the Time Attack mode in under 25 minutes
Destroy all the robot teleporters and Metal Sonic holograms in the past
Get a hug from Amy
Travel through time
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