Unlockable character sets:
Unlock Skin Edit Mode set (2 characters):
Beat Skin Edit-single lap and reach "S" rank.
Unlock Time Attack set 1 (3 characters):
Beat Time Attack 60s and reach "S+" rank.
Unlock Time Attack set 2 (3 characters):
Beat Time Attack 180s and reach "S+" rank.
Unlock Time Attack set 3 (3 characters):
Beat Time Attack 300s and reach "S+" rank.
Unlock Time Attack set 4 (3 characters):
Beat Time Attack 600s and reach "S+" rank.
Unlock CPU Mode set: (10 characters):
Beat a CPU character.
Unlockable character skins:
Xop:
Accumulate 20 hours of game play.
Water, Flower, and Lights:
Beat Mission mode on the easy difficulty level (missions 1 - 15).
Tin Toy:
Beat one lap of Challenge mode B.
The Spy Loves Me:
Beat Mission mode on the hard difficulty level (missions 16 - 30).
Slipping:
Beat two laps of Challenge mode A.
Rodent:
Beat two laps of Challenge mode B.
Prime Factor:
Beat Puzzle mode on the easy difficulty level (puzzles 1 - 40).
Please Return My CD:
Beat two laps of Challenge mode S.
Neodimium:
Beat one lap of Challenge mode Enduro.
Mekong skin:
Beat Puzzle mode on the hard difficulty level (puzzles 41 - 70).
Manager class:
Beat Puzzle mode on the easy difficulty level (puzzles 71 - 100).
Machine Interface:
Beat Mission mode on the very hard difficulty level (missions 31 - 50).
Fanatic:
Beat one lap of Challenge mode A.
Elect.M.G.R:
Beat Puzzle mode on the easy difficulty level (puzzles 71 - 100).
Chinese Restaurant:
Accumulate ten hours of game time.
Brash:
Beat Mission mode on the very hard difficulty level (missions 31 - 50).
45 Degrees:
Beat one lap of Challenge mode S.
Unlock Versus CPU mode bonus skisn and characters:
Unlock That savanna calls skin and lion:
Complete Round 1 in Versus CPU mode
Unlock Auto Mobile Industry skin and Tire:
Complete Round 2 in Versus CPU mode
Unlock NaHa! skin and Chinese Dragon:
Complete Round 3 in Versus CPU mode
Unlock The bird singing in the night skin and Bubble gum kid:
Complete Round 4 in Versus CPU mode
Unlock The speed of light skin and Guitar god:
Complete Round 5 in Versus CPU mode
Unlock Japanese Form skin and Japanese guy:
Complete Round 6 in Versus CPU mode
Unlock Go to a toy town skin and Robot:
Complete Round 7 in Versus CPU mode
Unlock Whoop-De-Do skin and Indian:
Complete Round 8 in Versus CPU mode
Unlock Papa's ukelele skin and Ukelele:
Complete Round 9 in Versus CPU mode
Unlock MOON BEAM skin and Alien:
Complete Round 10 in Versus CPU mode
