All Weapon Pick-Ups are Napalms
Password: Right, Left, R1, Right, Circle
CPU cars don't get health pickups
Go to the password screen in options and type in L1, left, right, circle, right as your password.
CPU Only Shoots at Player 1
Password: Right, Triangle, Right, Triangle, L1
Play as all the bosses
Enter any of these passwords at the password screen:
Sweet Tooth: start, R1, right, right, left
Crusher: down, R1, right, R1, L1
Moon Buggy: start, triangle, right, L1, start
RC Car: up, down, left, start, right
Super Auger: left, circle, triangle, right, triangle
Super Axel: up, right, down, up, L1
Minion: triangle, L1, L1, left, up
Super Thumper: circle, triangle, start, circle, left
Super Slamm: right, L1, start, circle, start
You should now have the vehicles that you entered at the password screen!
Unlimited Special Weapons
Password: Triangle, L1, Down, Triangle, Up
Unlock All Secret Characters/Levels
For every level you beat in Tournament, you will unlock a secret Deathmatch-only level. Beat the complete game once and you'll unlock all the secret characters: Sweet Tooth, Moon Buggy, Super Thumper, Super Axel, Super Auger, Super Slam, RC Car, Minion, and Crusher.