Hidden Characters: There are 48 hidden characters in this game. First, choose Options from the Main Menu. While on the Options screen, press R1, R1, R1, R1, R1, L1, L1, L1, L1, R2, R2, R2, R2, L2, L2, L2, L2, SELECT.

Change Your Ring: At the Main Menu, press R1, R2, R1, R2, SELECT. Hit the SELECT button to change rings.

Big Hands, Big Feet, Big Head: Enter the following code (it'll affect all wrestlers): R2, R2, R2, R2, R2, R2, R2, R1, then SELECT