KILLER INSTINCT FOR THE SUPER NINTENDO CODES:

    Fight as Eydol: Highlight Cinder on the character selection screen. Then, hold RIGHTand quickly press L, R, X, B, Y, A at the Vs. screen. Eydol's name will be spoken to confirm correct code entry.

   Practice against Eydol: Begin game play and intentionally lose when facing Eyedol. Allow the timer to expire on the "Game Over" screen. Select practice mode to fight against a helpless Eyedol.

   Random fighter selection: Hold Up and press Start at the character selection screen.

   Alternate costume: Press Up or Down while selecting a fighter.

   Slow motion: Hold Left and all three Kick buttons at the Vs. screen.

   Turbo: Hold Right and all three Punch buttons at the Vs. screen

   Turbo level 2: Hold Right and all three Kick buttons at the Vs. screen.

   Turbo level 3: Hold Left and all three Punch buttons at the Vs. screen.

   Stage select: Choose the fighters in a two-player game. Enter one of the following controller sequences to choose the corresponding stage.
       Glacius
           Up+L

       Ice
           Up + X

       Dungeon
           Up + Y

       Spinal
           Up + R

       Orchid
           Up + B

       Cinder
           Up + A

       Thunder
           Down + L

       Riptor
           Down + Y

       Eyedol
           Down + X

       Street
           Down + R

       Sabrewulf
           Down + B

       Fulgore
           Down + A

       Secret Sky
           Down + B simultaneously on controllers one and two.

       Random
           Up + Start

   Select practice mode opponent: Use controller two to enter practice mode. Select a character and press Start(2) to return to the title screen. Use controller one to enter practice mode to fight the character that was chosen using controller two.

   Special ending: Complete the game under the hardest difficulty level without using a continue any continues.

   Easy combo breakers: Press Down + Start at the Vs. screen.

   Hint: Comeback trick: When your character is defeated twice in a match, and the "Danger... Danger... Danger..." announcement starts, rapidly and repeatedly tap all Punch and Kick buttons. A whistle will sound if your opponent does not touch your character. Your character will no longer be stunned and will be able to fight again with five times the attack power.