The following are known GameShark Codes for Star Gladiator Episode I – Final Crusade on Sony Playstation (PS1).
These codes were also known as Action Replay Codes and in most cases will work on both devices.

These codes are for the European version of the game.

• Player 1: Invincible
  801D8210 00C8
• Player 1: Plasma
  801BE4FA 7A8D
  801BE51A 7A8D
  801D7F8C 0000
• Select Extra Characters
  801EAE54 0101
  801EAE56 0001