The following are known Game Genie Codes for Predator 2 on SEGA Game Gear.

• Infinite Lives
  00F D2E 3BE
• Infinite Ammo (All Weapons)
  001 8EE 19E
• Start On Level 2
  7F2-38D-911
  7B2-3CD-197
  012-33D-E66
• Start On Level 3
  7F2-38D-911
  7B2-3CD-197
  022-33D-E66
• Start On Level 4
  7F2-38D-911
  7B2-3CD-197
• Start On Level 5
  7F2-38D-911
  7B2-3CD-197
  042-33D-E66
• Start On Level 6
  7F2-38D-911
  7B2-3CD-197
  052-33D-E66
• Start On Level 7
  7F2-38D-911
  7B2-3CD-197
  062-33D-E66
• See End Credits
  7F2-38D-911
  7B2-3CD-197
  072-33D-E66