Unknown Worlds Entertainment is an American video game developer based in San Francisco. The studio is best known for the Natural Selection and Subnautica series. In October 2021, the studio was acquired by South Korean video game developer Krafton. Unknown Worlds was formed in May 2001 by Charlie Cleveland and began life as a group of developers responsible for the development of the high-profile free mod for Half-Life, Natural Selection. The success of Natural Selection convinced Cleveland to start work on a commercial sequel to the game: Natural Selection 2. Soon after, Cleveland founded Unknown Worlds Entertainment as a commercial computer games studio. More information...
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