Secret Track
Enter the following code at the "Select Number of Players" menu. Highlight "One Player", then hold R1-L1-RIGHT-START-BOX-O-X. When you advance to "Select Racing Circut" screen, you'll find a new track called "FIRESTAR"! A grueling 6.3 KM race on MARS!
Enter cheats by entering these names in Game setup option screen:
All Craft: Jazznaz
All tracks: Wizzpig
Open up Phantom class: Avinit