Energy Boost – after the end of each round continually press the select button, this cheat can only be used once per game so use it wisely.

Another World Circuit – Enter the code 135 792 4680 then press A + B + Select together
View credits – Enter the code 106 113 0120 then press A + B + Select together
Busy signal – Enter the code 800 422 2602 to listen to a busy signal. (Nintendo’s old customer service phone number)

005 737 5423 – WVBA minor championship
777 807 3454 – WVBA major championship
267-853-7538 – World Circuit
932-820-8538 – 0-0 record at end
961-263-7938 – 97-0 record at end
032 730 8442 – Piston Honda
267 913 7638 – Super Macho Man
005 373 5423 – Don Flamenco
007 373 5963 – Mike Tyson
777 807 3454 – China