Question: What first person shooter video game was released in 1993 and prompted the release of other, nonviolent first person shooter video games?
Context: Eldritch is a 2013 first person shooter video game developed by David Pittman and published by Minor Key Games.  It was inspired by the writings of H. P. Lovecraft and gameplay elements of roguelike games.  The expansion Eldritch: Mountains of Madness was released in December 2013.  The game's source code was released in 2014, though the content itself remains proprietary.  Metacritic rated the game 77/100, and GameRankings rated it 75%. Shinji Mikami (Japanese: 三上 真司 , Hepburn: Mikami Shinji , born August 11, 1965) is a Japanese video game director and producer.  Starting his career at Capcom in 1990, he went on to direct many of the company's biggest titles.  He directed the first installment of the survival horror series "Resident Evil" in 1996 and the first installment of "Dino Crisis" in 1999.  He returned to Resident Evil to direct the remake of the first game in 2002.  He returned to direct third person shooter "Resident Evil 4" in 2005.  The last game he directed at Capcom was 2006's God Hand, a third person brawler.  He then worked with PlatinumGames to direct the third person shooter "Vanquish" in 2010.  After that he started his own studio called Tango Gameworks.  Under that company he directed the third person horror game "The Evil Within".  The company has since been acquired by the American company ZeniMax Media. Arthur's Quest: Battle for the Kingdom is a fantasy first person shooter video game developed by 3LV Games and published by ValuSoft in 2002.  The game follows young Arthur on a quest to slay the evil Morgan le Fay.  It is unrelated to neither the 1985 video game "King's Arthur's Quest" or the 1998 TV film "Arthur's Quest", and best known for its highly negative critical reception. The Grinder is a first person shooter video game for the Wii, and a top-down shooter for the PlayStation 3, Xbox 360, and Microsoft Windows by High Voltage Software.  It missed its scheduled release date and High Voltage Software have yet to make a statement regarding its status. Soldier of Fortune: Payback is a first-person shooter video game and the third installment of the "Soldier of Fortune" game series.  Unlike the previous two "Soldier of Fortune" games, which were developed by Raven Software utilizing the id Tech 2 and id Tech 3, "Payback" was developed by Cauldron HQ, developed with Cauldron's in-house CloakNT engine, used in their previous first person shooter game, "Chaser".  It is the first game of the series released for the Xbox 360 and PlayStation 3.  The game was released on 14 November 2007. Saints of Virtue is a 3D medieval first person shooter video game developed by Shine Studios and published by Cactus Game Design.  Released in 1999, it was one of the first Christian first person shooter games, and led to the release of other medieval/ancient FPS games of the same style. Doom (typeset as DOOM in official documents) is a 1993 science fiction horror-themed first-person shooter (FPS) video game by id Software.  It is considered one of the most significant and influential titles in video game history, for having helped to pioneer the now-ubiquitous first-person shooter.  The original game was divided into three nine-level episodes and was distributed via shareware and mail order.  The Ultimate Doom, an updated release of the original game featuring a fourth episode, was released in 1995 and sold at retail. H.U.R.L. is a nonviolent video game aimed at children that was released in 1995 by Deep River Publishing.  It is a first-person shooter (FPS), and is part of the wave of nonviolent FPSes that followed closely on the release of "Doom" and other games such as Wolfenstein 3D in the early 90s.  It was later re-released as Slob Zone 3D, and then translated to German and released as Blob Schlammschlacht 3D ("Blob Mudfight 3D"). City of the Dead (also known as George A. Romero's City of the Dead and The Living Dead: City of the Dead) is a canceled first person shooter video game, based on George A. Romero's Dead Series of Zombie films.  The game was intended for release on the PlayStation 2, Xbox and PC platforms, but no further details or announcements have been made about the game since its showing at E3 2005.  It is presumed cancelled due to the financial constraints of publisher Hip Interactive.  Originally announced in December 2004, it was due for release in March 2006. Karma: Operation Barbarossa (Korean: 카르마2, and also known as Karma 2) is a free online First Person Shooter game developed by Dragonfly, Futureport, and Blueside, and it is distributed by Dragonfly.  It is the sequel to Karma Online, which was the first online First Person Shooter game in South Korea.  Karma: Operation Barbarossa was planned to be published in North America by free-to-play publisher ijji, but has recently been officially canceled.  However, on March 2011, Joymax picked up the rights to publish the game globally under the name, Karma Online: Prisoners Of The Dead.
Answer: DOOM