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Emerald Hill: Clear the Emerald Hill Zone 1.
Earned Sat Jun 4 21:36:56 2011 |
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Fast Emerald: Beat Emerald Hill Zone 1 in under 35 seconds in single-player or co-op mode.
Earned Sun Jun 5 14:32:40 2011 |
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Fast Chemical: Beat Chemical Plant Zone 1 in under 45 seconds.
Earned Fri Jun 10 21:26:30 2011 |
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Casino: Get to the Casino Night Zone.
Earned Sun Jun 5 15:07:22 2011 |
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Super Sonic: Become Super Sonic. |
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Extended Super: Stay in Super Sonic mode for one minute. |
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Chaos Emerald: Get one Chaos Emerald.
Earned Sun Jun 5 14:54:21 2011 |
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Chaos Master: Get all the Chaos Emeralds. |
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Conquering Time: Beat the game in under an hour. |
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All Multiplayer: Play all four multiplayer zones.
Earned Sun Jun 5 15:46:17 2011 |
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Online Racer: Win 10 versus zones in online play.
Earned Sun Jun 5 16:50:07 2011 |
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Win: Beat the game.
Earned Sat Jun 11 23:08:05 2011 |