ACHIEVEMENT - HOW TO UNLOCK
88 Miles per Hour (5 points) - Travel through time.
Just one hug is enough (5 points) - Get a hug from Amy.
Paradise Found (5 points) - Complete a zone in the Good Future.
Take the High Road (10 points) - Pass the upper Signpost in Collision Chaos Zone 2.
King of the Rings (10 points) - Collect 200 Rings.
Statue Saviour (10 points) - Find the angel statue in Wacky Workbench.
Heavy Metal (15 points) - Defeat Metal Sonic without getting hurt.
All Stages Clear! (15 points) - Finish the game.
Treasure Hunter (20 points) - Collect all the Time Stones.
Dr. Eggman Got Served (30 points) - Destroy Dr. Eggman's final machine.
Just in Time! (35 points) - Complete the Time Attack mode in under 25 minutes.
Saviour of the Planet (40 points) - Destroy all the robot teleporters and Metal Sonic holograms in the past.