Auto-play mode:
Press B prior to selecting single or team play mode. Then, press A to start the game with both fighters under CPU control.

Fight against Nakoruru:
Complete the game under the hard difficulty level. Nakoruru will appear after the credits are complete.

Fight as Nakoruru:
Press Select(20) at the Takara logo.

Fight as Saisyu and Rugal:
Press Select(3) at the Takara logo.

All characters:
Press Select(25) at the Takara logo to unlock all characters.

Same character match:
Hold A + B and press Select at the Takara logo to fight as the same character in team mode.

Random character:
Press Start + A + B at the character selection screen.

Slow motion mode:
Pause game play and resume by pressing Select.

Unlimited Super meter:
Note: This code only works when the game is played on a Super Game Boy adapter. Press Select(25) at the Takara logo.

Desperation moves:
Super moves can be executed regardless of the super meter status when your character's health meter blinks.