The following are known GameShark Codes for Ancient Roman: Power of Dark Side on Sony Playstation (PS1).

• Infinite GP
  80122028 FFFF
  8012202A 00FF

After 1 Battle

• 1st Character Attains Level 99
  801573D4 967F
  801573D6 0060
• 2nd Character Attains Level 99
  80157448 967F
  8015744A 0060
• 3rd Character Attains Level 99
  801574BC 967F
  801574BE 0060
• 4th Character Attains Level 99
  80157530 967F
  80157532 0060
• 5th Character Attains Level 99
  801575A4 967F
  801575A6 0060
• 6th Character Attains Level 99
  80157618 967F
  8015761A 0060