Fast Win
30Beat the game in under 40 minutes.
Unlocked: 10 Nov 2011 17:03:24
Chaos Master
35Get all the Chaos Emeralds.
Unlocked: 09 Nov 2011 16:12:16
Fast Marble
15Beat Marble Zone Act 1 in under 80 seconds.
Unlocked: 29 Aug 2010 03:20:06
Fast Green
10Beat Green Hill Zone Act 1 in under 35 seconds.
Unlocked: 03 Jul 2010 15:35:36
Perfect Win
40Beat the game without dying.
Unlocked: 03 Jul 2010 15:18:17
Win
25Beat the game.
Unlocked: 03 Jul 2010 15:18:16
Get one Chaos Emerald.
Unlocked: 03 Jul 2010 14:43:34
Get to the Star Light Zone.
Unlocked: 03 Jul 2010 14:19:24
Get to the Labyrinth Zone.
Unlocked: 03 Jul 2010 13:15:00
Get to the Spring Yard Zone.
Unlocked: 02 Jul 2010 22:30:13
Centurion
10Get 100 or more rings.
Unlocked: 02 Jul 2010 19:14:26
Clear the Green Hill Zone.
Unlocked: 24 Jun 2010 20:03:38