CheatCodes.com has all the official Mortal Kombat 4 Game Boy cheats to unlock everything. If you know of any that we don't have, please let us know.
All published and official codes as of Tuesday May 21, 2013 for Mortal Kombat 4 are shown below. We also have this game on PlayStation, Nintendo64, PC, Game Boy, and sometimes tricks from other game systems will also work on Game Boy.
Acid Spit: Down, Forward, B Running Charge: Back, Forward, B
Enter one of the following codes before a match begins: CharacterNumber Dragon 0 MK Logo 1 Ying-Yang 2 Four 3 Question Mark 4 Lightning Bolt 5 Goro 6 Raiden 7 Shao Kahn 8 Skull 9 Result Kombat Kode Play as Reptile 192-234 Fight against Reptile 205-205 Disable throws 100-100 Swicharoo 460-460 Dark Kombat 688-422 Silent Kombat 666-666 Randper Kombat 333-333 Psycho Kombat 985-125 Explosive Kombat 050-050 No blocking 020-020 Programmer's message 987-666 Programmer's message 123-926 Player 1 25% health 707-000 Player 1 50% health 033-000 CPU 25% health 000-707 CPU 50% health 000-033 One-hit death 123-123 Noob Saibot mode 012-012 Weapons never dropped 002-002 Disable max damage 010-010 No throw, disable max damage 110-110 Random weapon appears 111-111 Many weapons 555-555 Start with random weapon 222-222 Start with weapons drawn 444-444 Big heads 321-321
At the difficulty selection screen, press Up to obtain up to five credits.
Found some tricks that we don't have? Got some helpful hints, tips, or tactics we don't know about? Tell us and you could win a free Game Boy game (or any other game you want for any video game system)!