The following are known Game Genie Codes for Sonic the Hedgehog: Triple Trouble on SEGA Game Gear.

• Infinite Lives
  003 E0E E6E
• Start With 1 Lives
  00A E6E E66
• Start With 5 Lives
  04A E6E E66
• Start With 15 Lives
  14A E6E E66
• Start With 100 Lives
  99A E6E E66
• Start High In The Air On Act 1
  00A EFE 5D4
• Each Ring Worth 5
  053 AFC E6E
• Each Ring Worth 10
  0A3 AFC E6E
• Infinite Rings
  3A8 E4C 2A2
  3A8 E7C 2A2
• Finish The First Part Of An Act And Warp To The Next Act
  3E3 A4E 082
  023 A5E F77
  003 A6E A2D
• Flash Less Time After Getting Hit
  008 FFC 08B
• Flash Longer After Getting Hit
  998 FFC 08B
• Get Hit And Stay Invincible
  3A9 D5C 2A2
• Invincible (Spikes Still Kill You)
  C37 F2C E61
• Start With No Continues
  00A EBE E6E
• Start With 5 Continues
  05A EBE E6E
• Start With 10 Continues
  0AA EBE E6E
• Infinite Continues
  3A5 60E 2A2
• Infinite Timer
  00F 88D 3B7