This is a cartridge only version of Mortal Kombat 4 for the Nintendo 64 console. It has been tested and confirmed to be fully functional. The game was released in 1998 and is part of the Mortal Kombat series. It is a fighting game that is rated M for mature. This version is in NTSC-U/C (US/Canada) format. The game was published by Midway Home Entertainment and is a great addition to any collector's library.