- Time Stalker
Set a Personal Best Time on any Time Trial course.
1 guide
- Clock Work
Set a Personal Best Time on every Time Trial course.
1 guide
- Shadow Dancing
Defeat a Staff Ghost on any Time Trial course.
1 guide
- Ghost Master
Defeat a Staff Ghost on every Time Trial course.
3 guides
- Mega Driver
Score AAA on any mission.
1 guide
- Crazy Box
Pass every mission.
4 guides
- Magical Sound Shower
Race to every piece of music.
1 guide
- Top of the Class
Score AAA on every mission.
1 guide
- Dreamarena
Play a friend over Xbox LIVE.
4 guides
- Racing Hero
Win any race over Xbox LIVE.
3 guides
- Outrunner
Lap a trailing player in a race over Xbox LIVE.
4 guides
- Death Adder
Take out opponents with items one hundred times over Xbox LIVE.
3 guides
- Lucky Dime
Purchase any item from the shopping menu.
2 guides
- High Roller
Purchase every item from the shopping menu.
2 guides
- Classic Collection
Win a race as each racer.
1 guide
- SEGA World
Complete a race on each course in Grand Prix, Single Race or Time Trial mode.
2 guides
- Power Drift
Perform a fifteen second Drift.
4 guides
- Turbo
Perform twenty Turbo-Boosts within a single lap of any event.
5 guides
- Triple Trouble
Perform three Tricks in one jump and make the landing.
5 guides
- Gaining Ground
Get a Turbo-Boost Start in any event.
2 guides
- Wheels of Fire
Perform a Turbo-Boost Start across 3 consecutive events.
2 guides
- Rolling Start
Complete Sonic's Test Drive.
2 guides
- Road Rampage
Take out three opponents with one All-Star Move.
1 guide
- After Burner
Take out three opponents with one triple-weapon.
2 guides
- Up 'N' Down
Take out a racer by manually directing an item.
1 guide
- Streets of Rage
Ram an opponent off the course without using a Weapon or Power-Up.
2 guides
- Wonder Boy
Win a race by crossing the finish line in reverse.
3 guides
- Altered Beast
Win a race while using an All-Star Move.
2 guides
- Last Survivor
Finish the first lap in last position and go on to win the race.
2 guides
- Super Hang-On
Win the race holding first place on each lap.
1 guide
- Project Rub
Complete any Race event without collisions.
2 guides
- Enduro Racer
Play one hundred events including any race, mission or time trial in any mode.
1 guide
- Sonic Unleashed
Use Sonic's All-Star Move to take out Dr. Eggman and show him who's boss!
3 guides
- Feel the Magic
Use Amy's All-Star Move to send Sonic dizzy with love!
2 guides
- Working Man
Use Ryo's All-Star Move to take out Jacky and Akira and show them who's the ultimate martial artist!
1 guide
- Giant Egg
Use Billy's All-Star Move to squash the Crows!
2 guides
- Top Skater
Perform three tricks in one jump with Beat on Tokyo-to - Shibuya Downtown.
3 guides
- The Chariot
Use Zobio and Zobiko to send one hundred Curien Mansion Creatures back to the grave.
4 guides
- Cat Mania
Summon the giant KapuKapu and gobble up Big the Cat for mouse revenge!
2 guides
- Ultimate Collection
Earn every achievement in the game.
7 guides