The following are known GameShark / Action Replay Codes for Tempest 2000 on SEGA Saturn.

• Master Code
  F6000914 C305
  B6002800 0000

Traditional, Plus and 2000 Codes

• Infinite Lives
  160A032E 0003
• Score Modifier
  160973D6 ????

Duel Mode Codes

• Infinite Lives P1
  160A0326 FFFF
• Invincible P1 (Flashes)
  160A03C8 0065
• Win Modifier P1
  160A033C 00??
• Infinite Lives P2
  160A0322 FFFF
• Invincible P2 (Flashes)
  160A044C 0065
• Win Modifier P2
  160A033E 00??