Stimpy's Invention.

 No.  Code  Effect
CODES 1 THRU 4 WORK ONLY ON NORMAL DIFFICULTY
   1  AKLT-ACH6  Start with 1 life
   2  AKLT-AEH6  Start with 2 lives
   3  AKLT-ARH6  Start with 7 lives
   4  AKLT-A8H6  Start with 15 lives
   5  AT6T-GA4A  Infinite lives
   6  VBLA-BGCE  Extra life after 1st 5,000 pts.
   7  CBLA-ARLE  Extra life after 1st 10,000 pts.
   8  EBLA-A6WE  Extra life after 1st 20,000 pts.
   9  GBLA-BL4E  Extra life after 1st 30,000 pts.
 10  JBLA-B3CE  Extra life after 1st 40,000 pts.
 11  AFMA-AABE + AE6T-GACR  Start with health near nothing
 12  BBMA-AABE + BA6T-GACR  Start with health at 1/4 full
 13  CBMA-AABE + CA6T-GACR  Start with health at 1/2 full
 14  JBMA-AABE + JA6T-GACR  Start with health at 2x full
 15  NBMA-AABE + NA6T-GACR    Start with health at 3x full
 16  AT6A-GA3N  Virtually invincible
 17  RE5T-G618  Powdered toast jar restores full health  
 18  AD6A-GA7G  Infinite continues