One-Round Fights
Enter the code "DF80-AD64" in order to fight one-round fights instead of two- or three-round fights. You must turn this code off before you fight M. Bison, or your game will malfunction.
Sudden Death
Enter the code "DDAC-AFD4" to fight sudden death matches. This means that both fighters start with no energy, and will instantly lose if attacked at all.
Faster Characters
Enter the code "1C65-DF00" in order to make both fighters move faster.
No-Damage Fight
Enter the code "893E-04DF" to make most moves performed by characters do no damage at all.
Invisible Attacks
Enter the code "CB61-07A4" to make the Fireballs, Sonic Booms, Yoga Fires and Yoga Flames attacks invisible.
M. Bison
Enter the code "B9A0-AF04" in order to fight M. Bison every time you begin a one-player game.
10-Second Battles
Enter the code "FD62-672A" to fight battles that are only 10 seconds long.
Longer Bonus Rounds
Enter the code "BB63-6D2A" for bonus rounds that last 99 seconds (rather than the standard 40).
Bonus Stage Fights
Enter the codes "DDA4-A404" and "6DA4-A764" to make all fights happen in the first bonus stage area.
Attack Anywhere
Enter the codes "6D25-A467" and "6F25-A4A7" to allow players to attack anywhere. This means that no matter where you are in the area, your attacks will affect your opponent.