The following are known Action Replay Codes for Ys III: Wanderers from Ys on Super Nintendo Entertainment System (SNES).

• Invincibility
  1794E1AD
• Start With 200 HP
  17BDDBC8
• Start With 65,512 Gold
  17BDF2FF
• Items Are Feee
  00F49A80
  00F49B0A

  Note: You must have enough money to purchase in the first place.

• Gain Experience Much Quicker
  179799A9
  17979A35
• Set HP to 255
  7E1295FF
• Set Ring to 255
  7E1296FF
• Set Max Gold
  7E1297FF
  7E1298FF
• Set Max EXP
  7E1299FF
  7E129AFF
• Set Next EXP To 1
  7E129B01
• Set STR To 255
  7E129DFF
• Set DEF To 255
  7E129EFF
• Set All Equipment Max
  7E12A0FF
  7E12A1FF
  7E12A2FF
  7E12A3FF
  7E12A4FF
  7E12A5FF
  7E12A6FF
  7E12A7FF
  7E12A8FF
  7E12A9FF
  7E12AAFF
  7E12ABFF
  7E12ACFF
  7E12ADFF
  7E12AEFF
  7E12AFFF
  7E12B0FF
  7E12B1FF
  7E12B2FF
  7E12B3FF
  7E12B4FF
  7E12B5FF
  7E12B6FF
  7E12B7FF
  7E12B8FF
• Set All Inventory Max
  7E12B9FF
  7E12BAFF
  7E12BBFF
  7E12BCFF
  7E12BDFF
  7E12BEFF
  7E12BFFF
  7E12C0FF
  7E12C1FF
  7E12C2FF
  7E12C3FF
  7E12C4FF
• Set All Statues Max
  7E12C5FF
  7E12C6FF
  7E12C7FF
  7E12C8FF
• Infinite Amulet Shots
  7E1FE903
• Kill Every Boss With 1-Hit
  7E17E100

  Note: Does not work on the final boss.