Earn every achievement in the game.
Unlocked: 10 Nov 2011 03:33:54
Golden Acts
80Earn your GOLD SEGA License.
Unlocked: 10 Nov 2011 03:33:51
Use Zobio and Zobiko to send one hundred Curien Mansion Creatures back to the grave.
Unlocked: 09 Nov 2011 03:57:39
Race to every piece of music.
Unlocked: 09 Nov 2011 03:28:57
Take out an opponent with each character's All-Star Move.
Unlocked: 09 Nov 2011 03:16:12
Earn your SILVER SEGA License.
Unlocked: 09 Nov 2011 02:26:52
Summon the giant KapuKapu and gobble up Big the Cat for mouse revenge!
Unlocked: 08 Nov 2011 04:18:34
High Roller
15Purchase every item from the shopping menu.
Unlocked: 08 Nov 2011 04:09:59
Use Sonic's All-Star Move to take out Dr. Eggman and show him who's boss!
Unlocked: 08 Nov 2011 04:07:53
Death Adder
30Take out opponents with items one hundred times over Xbox LIVE.
Unlocked: 08 Nov 2011 03:57:44
Win a race as each racer.
Unlocked: 08 Nov 2011 03:48:46
Racing Hero
15Win any race over Xbox LIVE.
Unlocked: 08 Nov 2011 03:01:37
Outrunner
30Lap a trailing player in a race over Xbox LIVE.
Unlocked: 08 Nov 2011 02:59:25
Dreamarena
10Play a friend over Xbox LIVE.
Unlocked: 08 Nov 2011 02:58:39
Use Ryo's All-Star Move to take out Jacky and Akira and show them who's the ultimate martial artist!
Unlocked: 07 Nov 2011 23:59:14
After Burner
15Take out three opponents with one triple-weapon.
Unlocked: 07 Nov 2011 04:36:42
Score AAA on every mission.
Unlocked: 07 Nov 2011 04:27:05
Crazy Box
15Pass every mission.
Unlocked: 07 Nov 2011 03:47:41
Earn your BRONZE SEGA License.
Unlocked: 06 Nov 2011 20:40:33
Perform three tricks in one jump with Beat on Tokyo-to - Shibuya Downtown.
Unlocked: 06 Nov 2011 18:03:39
Enduro Racer
15Play one hundred events including any race, mission or time trial in any mode.
Unlocked: 06 Nov 2011 17:52:35
Use Billy's All-Star Move to squash the Crows!
Unlocked: 06 Nov 2011 16:27:28
Red Out
15Earn your RED SEGA License.
Unlocked: 06 Nov 2011 15:44:18
Mega Driver
10Score AAA on any mission.
Unlocked: 06 Nov 2011 15:37:02
Clock Work
30Set a Personal Best Time on every Time Trial course.
Unlocked: 06 Nov 2011 15:32:52
Ghost Master
30Defeat a Staff Ghost on every Time Trial course.
Unlocked: 06 Nov 2011 15:32:52
Use Amy's All-Star Move to send Sonic dizzy with love!
Unlocked: 06 Nov 2011 04:32:18
Earn your AMBER SEGA License.
Unlocked: 06 Nov 2011 03:36:22
Power Drift
15Perform a fifteen second Drift.
Unlocked: 06 Nov 2011 03:24:24
Wonder Boy
15Win a race by crossing the finish line in reverse.
Unlocked: 05 Nov 2011 22:34:29
Project Rub
15Complete any Race event without collisions.
Unlocked: 05 Nov 2011 20:18:03
Win a race while using an All-Star Move.
Unlocked: 05 Nov 2011 20:16:18
Time Stalker
10Set a Personal Best Time on any Time Trial course.
Unlocked: 05 Nov 2011 19:47:51
Defeat a Staff Ghost on any Time Trial course.
Unlocked: 05 Nov 2011 19:47:51
Lucky Dime
10Purchase any item from the shopping menu.
Unlocked: 05 Nov 2011 19:43:49
SEGA World
30Complete a race on each course in Grand Prix, Single Race or Time Trial mode.
Unlocked: 05 Nov 2011 19:36:47
Win every Grand Prix Cup.
Unlocked: 05 Nov 2011 19:36:31
Finish the first lap in last position and go on to win the race.
Unlocked: 05 Nov 2011 19:32:09
True Blue
10Earn your BLUE SEGA License.
Unlocked: 05 Nov 2011 19:13:57
Ram an opponent off the course without using a Weapon or Power-Up.
Unlocked: 05 Nov 2011 19:01:59
Road Rampage
15Take out three opponents with one All-Star Move.
Unlocked: 05 Nov 2011 18:35:56
Turbo
15Perform twenty Turbo-Boosts within a single lap of any event.
Unlocked: 05 Nov 2011 18:27:31
Win the race holding first place on each lap.
Unlocked: 05 Nov 2011 18:11:01
Perform three Tricks in one jump and make the landing.
Unlocked: 05 Nov 2011 18:10:21
Win your first Grand Prix Cup.
Unlocked: 05 Nov 2011 18:05:23
Win every race within a Grand Prix Cup.
Unlocked: 05 Nov 2011 18:05:23
Perform a Turbo-Boost Start across 3 consecutive events.
Unlocked: 05 Nov 2011 17:59:17
Up 'N' Down
10Take out a racer by manually directing an item.
Unlocked: 05 Nov 2011 17:55:56
Get a Turbo-Boost Start in any event.
Unlocked: 05 Nov 2011 17:53:44
Complete Sonic's Test Drive.
Unlocked: 05 Nov 2011 17:48:32