Mortal Kombat is an online GB game that you can play at Emulator Online. This free Game Boy game is the United States of America region version for the USA. Mortal Kombat is a single title from the many fighting games, arcade games and mortal kombat games offered for this console. If you enjoyed playing this, then you can find similar games in the gb games category. Mortal Kombat game is from the various retro games on the site, and there are more games like this, including Ultimate Mortal Kombat Trilogy, Mortal Kombat 4 and Mortal Kombat 3.