See Bart Simpson versus the Space Mutants HEX-code, Cheat-code here!

Unlimited lives
SIMPGAME.EXE
000084A8: FE 90
000084A9: 0E 90
000084AA: 6F 90
000084AB: 07 90

Unlimited time
SIMPGAME.EXE
000078BB: FE 90
000078BC: 0E 90
000078BD: A4 90
000078BE: 07 90

Unlimited spray
SIMPGAME.EXE
00007C0F: FE 90
00007C10: 0E 90
00007C11: 15 90
00007C12: 08 90

Transparence
SIMPGAME.EXE
000035D7: FE 90
000035D8: 0E 90
000035D9: 3D 90
000035DA: 08 90

Hàïå÷àòàéòå íà òèòóëüíîì ýêpàíå COWABUNGA äëÿ òîãî ÷òî áû ñòàòü íåóÿçâèìûì.
                                        

For invincibility, type "COWABUNGA" while playing.