In tournament mode, select an empty file. While holding Z, enter your name as RRTANGENT by pressing L while still holding Z. Then highlight end and press L. Then press B. Then select the same file again while still holding Z. Enter your name as ABACUS by pressing L again. Then highlight end and press L. It should say OK in the bottom left hand corner. Then highlight A and press A. Then highlight end and press A. Then you can select any file and any track and start the race. Then pause the game and press on the control pad: UP, LEFT, DOWN, RIGHT, UP. A cheat menu will appear!