article may not meet wikipedia s notability guidelines for companies and organizations . please help to establish notability by citing reliable secondary sources that are independent of the topic and provide significant coverage of it beyond its mere trivial mention . if notability can not be established the article is likely to be merged redirected or deleted . find sources unknown worlds entertainment news newspapers books scholar jstor free images august 2012 learn how and when to remove this template message unknown worlds entertainment industry computer and video games founded 2001 headquarters san francisco california key people charlie cleveland founder and director products natural selection zen of sudoku natural selection 2 decoda subnautica future perfect number of employees 20 website www.unknownworlds.com unknown worlds entertainment uwe is an independently owned american game development company whose goal is to unite the world through play . based in san francisco california the studio is best known for the sequel to natural selection and subnautica . contents 1 history 2 games 3 awards 4 references 5 external links history edit 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 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 . to help fund the development of natural selection 2 the studio created and released zen of sudoku in november 2006 a casual puzzle computer game based on the popular logic puzzle sudoku . this game was a departure from natural selection both in terms of genre and audience . in october 2006 max mcguire became the studio s co founder having previously worked at iron lore entertainment as lead engine programmer . mcguire became the technical director of uwe and development of natural selection 2 began in earnest . max and charlie then attracted a group of angel investors including richard kain matthew le merle ira rothken and colin wiel to back the company after a meeting at gdc in san francisco . a year later unknown worlds released decoda as a commercial debugger for the lua programming language . this application was created to aid with development of natural selection 2 whose game code was largely being written in lua . 1 later on in development of natural selection 2 the studio announced it had changed engine from the source engine to their own proprietary engine developed in house . after consulting their fanbase on a possible name for their new engine it was finally named the evolution engine . later it transpired that evolution was already taken and spark was chosen as the new name for the engine . 2 in june 2008 cory strader was hired as art director . 3 strader had been a previous key member of the development team for natural selection . in may 2009 unknown worlds began taking pre orders for standard and special edition versions of natural selection 2 . natural selection 2 was released on 31 october 2012 http store.steampowered.com app 4920 in february 2013 unknown worlds released the source code for decoda onto github . games edit natural selection 2002 zen of sudoku 2006 natural selection 2 2012 subnautica 2016 future perfect tba awards edit natural selection 2002 best newcomer mod of the year awards mod database 4 2002 mod of the year game of the year awards gamespy 2003 most improved mods mod of the year awards mod database 5 2003 mods you should never leave home without mod of the year awards mod database 5 2003 best overall mods mod of the year awards mod database 5 2004 best level design mod of the year awards mod database 6 2005 players choice 10 mod of the year awards mod database 7 2006 honourable mention mod of the year awards mod database 8 natural selection 2 2012 best indie game pc gamer s best of e3 awards 9 2012 best indie game gamespy s best of e3 awards 10 2012 best pc multiplayer game people s choice ign best of 2012 awards 11 references edit decoda lua ide now open source . unknownworlds . natural selection 2 on twitter . twitter . about unknownworlds . unknownworlds . mods of 2002 feature . mod db . a b c mods of 2003 feature . mod db . mods of 2004 feature . mod db . mods of 2005 feature . mod db . mods of 2006 player s choice feature . mod db . pc gamer s best of e3 awards . pc gamer . gamespy gamespy s best of e3 2012 awards page 1 . gamespy.com . best pc multiplayer game . ign . external links edit official website of unknown worlds entertainment official website of natural selection 2 official website of subnautica official website of future perfect retrieved from https en.wikipedia.org w index.php title unknown worlds entertainment & oldid 743700445 categories companies based in san franciscocompanies established in 2001video game 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