Sixty four lives:
Press B, A, Up, Down, Up, Down on controller two at the title screen. Then, press Start on controller one to begin game play. Alternatively, press B, A, Down, Up on controller two at the title screen.

Sixty three lives:
Press B, A, Down, Up, Down, Up on controller two at the title screen. Then press Start on controller one.

Play as Super Man:
Quickly press Up, Down, Left, Right, A, B, A, B(2), A, B, A, Right, Left, Down, Up at the title screen.

Super punch:
Hold A until your character begins to flash. Release the button to execute a super punch.

Spinning kick:
Press A + B + Left or A + B + Right and make contact with your opponent.