List of Metal Slug video games

Metal Slug is a series of run and gun video games first released on Neo-Geo arcade machines and game consoles created by SNK. It was also ported to other consoles, such as the Sega Saturn, the PlayStation, the Neo-Geo Pocket Color and more recently, the Game Boy Advance, PlayStation 2, iPhone, iPod Touch, Xbox, Xbox 360 and Nintendo DS. There is also an anthology of the first 7 games in the main series (including Metal Slug X) available for the Wii, PlayStation Portable, PlayStation 2 and Windows. In 2009, the first three games were officially ported by Games Load to Windows.

Metal Slug Zero Online
Metal Slug Zero Online is an unreleased massively multiplayer online game, part of the Metal Slug series. It was being developed by Dragonfly and WizHands for SNK Playmore and was intended for the South Korean market. There was no word on a Japanese or North American release. The game was on course for a 2009 release, but in the summer of that year, developer Dragonfly suspended development of the game due to their belief that the game could not conform to the trend of current gaming industry.