The following are known Game Genie Codes for The Ren & Stimpy Show Presents: Stimpy’s Invention on SEGA Genesis.

• Infinite Lives
  AT6T-GA4A
• Extra Life After 1st 5,000 Points
  VBLA-BGCE
• Extra Life After 1st 10,000 Points
  CBLA-ARLE
• Extra Life After 1st 20,000 Points
  EBLA-A6WE
• Extra Life After 1st 30,000 Points
  GBLA-BL4E
• Extra Life After 1st 40,000 Points
  JBLA-B3CE
• Start With Health Near Nothing
  AFMA-AABE
  AE6T-GACR
• Start With Health At 1/4 Full
  BBMA-AABE
  BA6T-GACR
• Start With Health At 1/2 Full
  CBMA-AABE
  CA6T-GACR
• Start With Health At 2X Full
  JBMA-AABE
  JA6T-GACR
• Start With Health At 3X Full
  NBMA-AABE
  NA6T-GACR
• Virtually Invincible
  AT6A-GA3N
• Powdered Toast Jar Restores Full Health
  RE5T-G618
• Infinite Continues
  AD6A-GA7G

Codes for Normal Difficulty Only

• Start With 1 Life
  AKLT-ACH6
• Start With 2 Lives
  AKLT-AEH6
• Start With 7 Lives
  AKLT-ARH6
• Start With 15 Lives
  AKLT-A8H6