Earn every achievement in the game.
Unlocked: 16 Feb 2012 06:07:54
Score AAA on every mission.
Unlocked: 16 Feb 2012 06:01:54
Crazy Box
15Pass every mission.
Unlocked: 16 Feb 2012 03:56:24
Use Zobio and Zobiko to send one hundred Curien Mansion Creatures back to the grave.
Unlocked: 04 Jul 2011 07:12:27
Turbo
15Perform twenty Turbo-Boosts within a single lap of any event.
Unlocked: 12 Jun 2011 18:53:04
Use Ryo's All-Star Move to take out Jacky and Akira and show them who's the ultimate martial artist!
Unlocked: 12 Jun 2011 18:45:24
Clock Work
30Set a Personal Best Time on every Time Trial course.
Unlocked: 03 Jun 2011 17:54:10
Ghost Master
30Defeat a Staff Ghost on every Time Trial course.
Unlocked: 03 Jun 2011 17:54:10
Earn your SILVER SEGA License.
Unlocked: 26 May 2011 00:06:52
Win a race as each racer.
Unlocked: 25 May 2011 19:11:49
High Roller
15Purchase every item from the shopping menu.
Unlocked: 25 May 2011 19:06:51
Summon the giant KapuKapu and gobble up Big the Cat for mouse revenge!
Unlocked: 24 May 2011 23:47:27
SEGA World
30Complete a race on each course in Grand Prix, Single Race or Time Trial mode.
Unlocked: 22 May 2011 16:52:00
Win every Grand Prix Cup.
Unlocked: 22 May 2011 16:51:52
Race to every piece of music.
Unlocked: 20 May 2011 03:36:49
Enduro Racer
15Play one hundred events including any race, mission or time trial in any mode.
Unlocked: 19 May 2011 23:06:47
Earn your BRONZE SEGA License.
Unlocked: 19 May 2011 22:50:38
Project Rub
15Complete any Race event without collisions.
Unlocked: 18 May 2011 22:26:20
After Burner
15Take out three opponents with one triple-weapon.
Unlocked: 18 May 2011 21:28:19
Use Sonic's All-Star Move to take out Dr. Eggman and show him who's boss!
Unlocked: 18 May 2011 21:24:23
Win a race while using an All-Star Move.
Unlocked: 18 May 2011 21:12:34
Wonder Boy
15Win a race by crossing the finish line in reverse.
Unlocked: 18 May 2011 20:35:21
Use Billy's All-Star Move to squash the Crows!
Unlocked: 03 May 2011 20:33:02
Death Adder
30Take out opponents with items one hundred times over Xbox LIVE.
Unlocked: 25 Mar 2011 23:13:06
Red Out
15Earn your RED SEGA License.
Unlocked: 25 Mar 2011 03:51:17
Perform three tricks in one jump with Beat on Tokyo-to - Shibuya Downtown.
Unlocked: 25 Mar 2011 03:30:44
Use Amy's All-Star Move to send Sonic dizzy with love!
Unlocked: 25 Mar 2011 03:06:28
Finish the first lap in last position and go on to win the race.
Unlocked: 25 Mar 2011 03:04:13
Perform a Turbo-Boost Start across 3 consecutive events.
Unlocked: 25 Mar 2011 02:49:14
Get a Turbo-Boost Start in any event.
Unlocked: 25 Mar 2011 02:41:09
Perform three Tricks in one jump and make the landing.
Unlocked: 25 Mar 2011 02:28:51
Earn your AMBER SEGA License.
Unlocked: 25 Mar 2011 01:56:28
Power Drift
15Perform a fifteen second Drift.
Unlocked: 25 Mar 2011 01:37:41
Win the race holding first place on each lap.
Unlocked: 25 Mar 2011 01:35:32
Defeat a Staff Ghost on any Time Trial course.
Unlocked: 22 Mar 2011 03:47:13
Time Stalker
10Set a Personal Best Time on any Time Trial course.
Unlocked: 22 Mar 2011 03:47:12
Win your first Grand Prix Cup.
Unlocked: 22 Mar 2011 03:37:02
Win every race within a Grand Prix Cup.
Unlocked: 22 Mar 2011 03:37:02
Outrunner
30Lap a trailing player in a race over Xbox LIVE.
Unlocked: 22 Mar 2011 02:31:52
True Blue
10Earn your BLUE SEGA License.
Unlocked: 22 Mar 2011 01:53:44
Racing Hero
15Win any race over Xbox LIVE.
Unlocked: 22 Mar 2011 01:43:54
Mega Driver
10Score AAA on any mission.
Unlocked: 20 Mar 2011 22:41:29
Up 'N' Down
10Take out a racer by manually directing an item.
Unlocked: 20 Mar 2011 22:19:00
Ram an opponent off the course without using a Weapon or Power-Up.
Unlocked: 20 Mar 2011 22:18:20
Road Rampage
15Take out three opponents with one All-Star Move.
Unlocked: 20 Mar 2011 22:14:42
Lucky Dime
10Purchase any item from the shopping menu.
Unlocked: 19 Mar 2011 02:18:51
Complete Sonic's Test Drive.
Unlocked: 19 Mar 2011 02:03:20
Dreamarena
10Play a friend over Xbox LIVE.
Unlocked: 19 Mar 2011 01:32:47
Golden Acts
80Earn your GOLD SEGA License.
Unlocked: Offline
Take out an opponent with each character's All-Star Move.
Unlocked: Offline