The following are known Game Genie Codes for The Simpsons: Bartman Meets Radioactive Man on SEGA Game Gear.

• Infinite Lives
  004 E5E 3B7
• Infinite Energy
  000 02C F7A
• Start With Mega-Energy
  011 56C B3A
• One Hit & You’re Invincible
  00F 93F 3BE
• Do Not Flash After Getting Hit
  010 20C C4A
• Longer Flash After Getting Hit
  190 20C C4A
• Most Enemies Cannot Even Touch You
  C9F C3D 082
• Infinite Laser Bolts On Pick-Up
  002 36C 19E