Punch-Out!! Cheats

Regain health between rounds
If you press - between rounds you will hear a chime. At the start of the next round your health will increase.

Save yourself from a KO.
When you're KO'd and the animation starts, quickly press 1 and 2 repeatedly (Wiimote controls). If done right you'll get one more chance. This only works once per fight.

Unlock Character Audio
In Exhibition mode complete the 3 challenges on any character and unlock their audio gallery.

Unlock Donkey Kong for Exhibition
If you face Donkey Kong in Last Stand mode, you unlock him to fight for Exhibition mode.

Unlock each boxer's Intro in the gallery mode
As you're progressing through the game, simply view each boxer's intro and it'll unlock in the gallery mode.

Unlock Headgear
Headgear: Lose 100 times total in single player mode.

Unlock other circuits and modes
Last Stand Mode: Defeat Mr. Sandman in Title Defense Mode
Major Circuit: Win the Minor Circuit Championship Title
Title Defense Mode: Win the World Circuit Championship Title
World Circuit: Win the Major Circuit Championship Title