Mortal Kombat 3 (4) ROM Download for SEGA Genesis (Genesis) on Emulator Games. Play Mortal Kombat 3 (4) game that is available in the United States of America (USA) version only on this website. Mortal Kombat 3 (4) is a SEGA Genesis emulator game that you can download to your computer or play online within your browser. You can also download free ROMs such as Ultimate Mortal Kombat 3, Mighty Morphin Power Rangers - The Movie (4) and Mortal Combat 5 (Unl) [c] as shown below. Mortal Kombat 3 (4) works on all your devices in high quality.