During game play, insert a controller in port 2. Remove the controller from port 2 and then press the following buttons on Controller 1: X, X, Y, Y, B, B, A, A. A sound confirms the code entry. These cheats have been tested and work, they are a little difficult to enter.
Invincibility:
Enter cheat mode and enter the following on controller 1: X, Y, A, B, X, Y. Your health meter will turn yellow.
$1000:
Enter cheat mode and then enter the following on controller 1: Click Left Analogue, Click Left Analogue, Click Right Analogue, Click Right Analogue, Click Left Analogue, Click Left Analogue, Click Right Analogue, Click Right Analogue.