Unlock Everything
Pause gameplay, hold L and press B, Right, Up, Down, B, Right, Up, X, Y.

All Stats to 13
Pause gameplay, hold L and press A, X, X, Y, Up, Down.

All Stats to 10
Pause gameplay, hold L and press X, Y, Up, Down.

Big Head Mode
Pause gameplay, hold L and press X, B, Up, Left, Left. Then return to the Character Selection screen.

Full Special
Pause gameplay, hold L and press X, Y, B, Down, Up, Right.

Level Select
Pause gameplay, hold L and press Y, Right, Up, X, Y, Left, Up, X, Y.

Private Carrera
While playing as Officer Dick, pause gameplay, hold L and press Y, Up, Y, Up, B, Up, Left, Y.

Random Start Locations
Pause gameplay, hold L and press X, B, A, Up, Down.

Slow Motion
Pause gameplay, hold L and press B, Right, Up, Down, B, Right, Up, X, Y.

Turbo Mode
Pause gameplay, hold L and press X, Left, Up, X, Left, X, Left, Up, X, Left.

Blood Mode
Pause gameplay, hold L and press Right, Up, X, Y.