Game Genie Codes

The following are known Game Genie Codes for Mystery Quest on Nintendo Entertainment System (NES).

• Invincibility
  GXNPYAVG
• Immune To Monster Attacks
  AEXOGEEY
• Immune To Shallow Water
  AEUOAENY
• Start With More Energy
  ATSEUYAG
• Start With Less Energy
  AZSEUYAG
• Start With Raft And Key
  PEUOKPAA
• Never Lose Key
  GXVOOYSA
• Never Lose Raft
  PENOPTAA