Mortal Kombat is a 16-bit arcade game developed and published by Midway for the Super Nintendo. It was released in Europe on December 3, 1990. The game is a fighting game with a different set of rules each time, depending on the country. Mortal Kombat was Midway's answer to the then-popular arcade game Street Fighter. The game was initially designed as a two-player co-operative game, but due to its popularity and the increase in arcade games being released, it was ported to various platforms. The game is a fighting game with a different set of rules each time, depending on the country. In the United States and Canada, the game is known as Mortal Kombat II. In Europe, the game is known as Mortal Kombat. In Japan, the game is known as Street Fighter II. Mortal Kombat was first released for the Super Nintendo on December 3, 1990. It was ported to various platforms, including the Game Boy Advance and the Xbox. The game has been cited as one of Midway's most successful games.