| Achievement | How to unlock
|
|---|
| A Golden Wave ( 10 points ) | Defeat all bosses as Super Sonic.
|
| All Chaos Emeralds Found! ( 30 points ) | Collect all seven Chaos Emeralds.
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| All Red Star Rings Found! ( 40 points ) | Defeat the final foe after collecting every Red Star Ring.
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| All Stages Cleared! ( 10 points ) | Defeat the final foe and watch the ending.
|
| Endurance Race ( 25 points ) | Clear all stages without returning to the World Map.
|
| I Love Tails ( 10 points ) | Play as Tails 50 times.
|
| Metal Sonic Falls ( 5 points ) | Defeat Metal Sonic in SKY FORTRESS ZONE, Act 1.
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| Proof of Speed ( 35 points ) | Clear SYLVANIA CASTLE ZONE, Act 1 in one minute or less.
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| Ring Collector ( 15 points ) | Beat Special Stage 1 after collecting every Ring.
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| Rolling Combo! ( 5 points ) | Activate the Rolling Combo with Sonic and Tails.
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| Tag Partner ( 10 points ) | Upload a Multiplayer score or time.
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| The Adventure Begins ( 5 points ) | Clear SYLVANIA CASTLE ZONE, Act 1.
|