The following are known Action Replay Codes for Seiken Densetsu 3 on Super Nintendo (SNES).

These codes are for the Japanese version of the game.

Money Codes
• First Digit
  7E2C24??
• Second Digit
  7E2C25??
• Third Digit
  7E2C26??

Level Codes

• 1st Character Fast Level Up (255 Exp/Enemy)
  7FF0FFFF
• 1st Character Faster Level Up (65,280 Exp/Enemy)
  7FF100FF
• 2nd Character Fast Level Up (255 Exp/Enemy)
  7FF3FFFF
• 2nd Character Faster Level Up (65,280 Exp/Enemy)
  7FF400FF
• 3rd Character Fast Level Up (255 Exp/Enemy)
  7FF6FFFF
• 3rd Character Faster Level Up (65,280 Exp/Enemy)
  7FF700FF