Secret Characters

ETERNAL LIFE: enter while in game not paused. hold L1+R1 and press up,down,left,right,right,left,down,up.

INFINITE WEAPONS: Hold L2+R2 and enter the same code above.

MEGA GUNS: hold R2 and again enter the same code.(when u get this to work use these often it hurt's opponents really bad)

Secret Characters
Sweet Tooth- at the character select screen press up, L1, triangle, right quickly. You will hear a crunch sound. Now move over until you see Sweet Tooth. Easy eh?
MINION- heres the code youve been waiting for, At the car select screen press L1, U, D, L and he is yours!!! So go get him and kick some butt
Secret Tracks
Jet Moto - (at 2 player track select) UP DOWN RIGHT R1
Rooftops - (at 2 player track select) DOWN LEFT R1 DOWN
Cyburbia - (at 2 player track select) DOWN, UP, L1, R1 (From TM, but with whole level for 2 player)
Super Battle: To play against every enemy enter the password triangle X O square triangle.