• Level Warp

Enter these codes on the Names screen.

GARDEN STAGE: TAJ MAHAL, JANUARY 1, 1901
TURBO WORLD: SPEED, AUGUST 8, 1980
ALLEY FIGHT: TUGAWAR, APRIL 16, 1964
PSYCHEDELIC CAVES: PARANOID MAY 5 1975
  • Nobunaga's Cool

To see a cool Nobunaga who's wearing sunglasses on the rematch screen, use only buttons A and C during the last round to beat your opponent.
  • Play as the Bosses

At the Names screen, enter these names and birthdays:

Kull: A Gavin, Jun 11 1970
High Abbott: J Rubin, Jan 6 1970
Now go to the character-select screen. The boss characters appear in invisible boxes in the lower right-hand corner.
  • Playable Hidden Characters

In the Versus mode, enter these hidden characters' names and birthdays:

Gulab Jamun: Gulab, February 29, 1900
Major Trouble: Bad Boy, February 4, 1908
Voodoo: Evil, June 6, 1966
Black Dragon: Wyvern, March 9, 1927

  • Space Game

The trick to play the hidden space game is much easier to do with two people. At the character-select screen, pick a character on Controller Two and simultaneously press and hold down A, B, and C, while holding Down-Toward on the directional pad. Then press II while continuing to hold down all the buttons. On Controller One, simultaneously press and hold Buttons L and R, Up-Away on the directional pad, and press II. The screen will vanish, and a spaceship appears. Player One must press II again to join in the game.