Mike Tyson's Punch-Out!! Cheats
NES Cheats
Extra bout
Enter 135 792 4680 as a password, then press A + B + Select to access "Another World Circuit".
Busy signal
Enter 800 422 2602 as a password to hear a busy signal. Note: This was Nintendo's customer service phone number.
View credits
Enter 106 113 0120 as a password, then press A + B + Select.
Regain energy
Repeatedly tap Select after a round ends to regain energy. Note: This may only be done once per game.
Passwords
WVBA minor championship- Password is 005 737 5423; WVBA major championship- Password is 777 807 3454; Piston Honda- Password is 032 730 8442; Super Macho Man- Password is 267 913 7638; Don Flamenco- Password is 005 373 5423; Mike Tyson- Password is 007 373 5963.