The following are known Game Genie Codes for King Arthur & the Knights of Justice on Super Nintendo (SNES).

• Infinite Attack Power
  33BD-14AF
  33B9-176F
  Note: Affects All Party Members
• Infinite Health
  8B6B-14F4
  Note: Affects All Party Members
• Infinite Healing Herbs
  C28A-4DAC
• Start With 99 Healing Herbs
  14E6-37D4
• Start With 99 Shield Attacks
  14EB-3764