The following are known Game Genie Codes for Mortal Kombat 3 on Super Nintendo (SNES).

• Press A On Main Menu For Sound Test
  D42E-44D8
• Press Up On Main Menu For Kool Stuff Menu
  D424-17D8
• Press Select On Main Menu For Kooler Stuff Menu
  D421-1DD8
• Press X On Main Menu For Scott’s Menu
  D42B-1FD8
• Player 2 Takes All Damage
  6D37-CF02
• Player 1 Takes All Damage
  DD37-CF62
• Player 1 Takes No Damage
  C230-CD62
• Player 2 Takes No Damage
  C239-CD62
• Always Fight Kano 1
  CE8F-3FB7
  BA23-3727
  DDAE-4FFF
• Always Fight Sonya
  CE8F-3FB7
  BA23-3727
  DFAE-4FFF
• Always Fight Jax
  CE8F-3FB7
  BA23-3727
  D4AE-4FFF
• Always Fight Nightwolf
  CE8F-3FB7
  BA23-3727
  D7AE-4FFF
• Always Fight Sub-Zero
  CE8F-3FB7
  BA23-3727
  D0AE-4FFF
• Always Fight Stryker
  CE8F-3FB7
  BA23-3727
  D9AE-4FFF
• Always Fight Sindel
  CE8F-3FB7
  BA23-3727
  D1AE-4FFF
• Always Fight Sektor
  CE8F-3FB7
  BA23-3727
  D5AE-4FFF
• Always Fight Cyrax
  CE8F-3FB7
  BA23-3727
  D6AE-4FFF
• Always Fight Kung Lao
  CE8F-3FB7
  BA23-3727
  DBAE-4FFF
• Always Fight Kabal
  CE8F-3FB7
  BA23-3727
  DCAE-4FFF
• Always Fight Sheeva
  CE8F-3FB7
  BA23-3727
  D8AE-4FFF
• Always Fight Shang Tsung
  CE8F-3FB7
  BA23-3727
  DAAE-4FFF
• Always Fight Liu Kang
  CE8F-3FB7
  BA23-3727
  D2AE-4FFF
• Always Fight Smoke
  CE8F-3FB7
  BA23-3727
  D3AE-4FFF
• Always Fight Motaro
  CE8F-3FB7
  BA23-3727
  DEAE-4FFF
• Always Fight Shao Kahn
  CE8F-3FB7
  BA23-3727
  FDAE-4FFF
• Always Fight Noob-Saibot
  CE8F-3FB7
  BA23-3727
  FFAE-4FFF
• Only Throws Do Damage
  DD37-1762
• Infinite Continues
  A220-3FB6
• Players Start On Opposite Sides
  BB31-4DDE
• Five Round Draw
  DD61-3F04