Editing XCOM (section)

== Inspired titles == <!-- UF2000 is basically just a mod of Enemy Unknown, doesn't count -->
Because of the series' popularity, various other developers have created [[spiritual successor]] games similar in theme and tone of the ''X-COM'' games (sometimes called "''X-COM'' clones";<ref>{{cite web |url=http://www.rockpapershotgun.com/2010/04/16/xenonauts-the-x-com-anti-apocalypse/ |title=Xenonauts: The X-COM Anti-Apocalypse? |website=[[Rock Paper Shotgun]] |date=16 April 2010 |access-date=2013-08-22 |url-status=live |archive-url=https://web.archive.org/web/20131029191240/http://www.rockpapershotgun.com/2010/04/16/xenonauts-the-x-com-anti-apocalypse/ |archive-date=2013-10-29 |last1=Meer |first1=Alec }}</ref><ref>{{cite web|url=http://gameslikefinder.com/games-like-xcom/|title=Games Like XCOM|website=Games Finder|access-date=2017-06-06}}</ref> Julian Gollop also himself called turn-based tactical game genre in general as "sons of ''[[Rebelstar]]''" in a reference to one of his earlier games<ref>{{cite web |url=http://pockettactics.com/2012/06/01/julian-gollop-sons-of-rebelstar-todays-ios-squad-tactical-games/ |title=Julian Gollop: Sons of Rebelstar |publisher=Pocket Tactics |date=2012-06-01 |access-date=2013-08-22 |url-status=live |archive-url=https://web.archive.org/web/20130827102213/http://pockettactics.com/2012/06/01/julian-gollop-sons-of-rebelstar-todays-ios-squad-tactical-games/ |archive-date=2013-08-27 }}</ref>). The level to which they borrow from the original series varies.

=== Commercial games ===
* ''[[Abomination: The Nemesis Project]]'' is a real-time tactics / action game developed by [[Hothouse Creations]] and released by [[Eidos Interactive]] for the PC in 1999 that has been touted as "''X-COM'' meets ''[[Day of the Dead (1985 film)|Day of the Dead]]'' in real-time."<ref>{{cite web |url=http://www.escmag.com/v5/reviews/review.cfm?rv=19 |title=Abomination: The Nemesis Project - ESCMag Review |publisher=Escmag.com |date=1999-12-15 |access-date=2013-08-22 |url-status=live |archive-url=https://web.archive.org/web/20131029191847/http://www.escmag.com/v5/reviews/review.cfm?rv=19 |archive-date=2013-10-29 }}</ref>
* ''Aliens versus Humans'' is a ''UFO: Enemy Unknown'' clone for the [[iPhone]], [[iPad]] and [[Android (operating system)|Android]].<ref>{{cite web |url=http://www.aliensvshumansapp.com/ |title=Aliens versus Humans / retro iPhone game |publisher=Aliensvshumansapp.com |access-date=2013-08-22 |url-status=live |archive-url=https://web.archive.org/web/20130904125828/http://www.aliensvshumansapp.com/ |archive-date=2013-09-04 }}</ref> Gollop highlighted it an example of "[[Indie game|indie]] [[Video game remake|remake]]s" in his "X-Com legacy" chart.<ref>[https://www.youtube.com/watch?v=LP7VjbuNEzg Classic Games Postmortem - XCOM: UFO Defense] {{webarchive|url=https://web.archive.org/web/20141103165352/http://www.youtube.com/watch?v=LP7VjbuNEzg |date=2014-11-03 }}, presentation of Julian Gollop on the GDC, March 28, 2013 ([[GameSpot]]).</ref>
*''Guardians: Agents of Justice'' was an unreleased game by [[Simtex]] and MicroProse,<ref>{{cite news |url=http://www.unseen64.net/2010/06/06/guardians-agents-of-justice-pc-cancelled/ |title=Guardians: Agents of Justice (PC - Cancelled) |newspaper=Unseen64: Beta, Cancelled & Unseen Videogames! |publisher=Unseen 64 |date=2010-06-06 |access-date=2013-08-22 |url-status=live |archive-url=https://web.archive.org/web/20120604183937/http://www.unseen64.net/2010/06/06/guardians-agents-of-justice-pc-cancelled/ |archive-date=2012-06-04 }}</ref> which was described as "a superhero version of ''X-COM''."<ref>{{cite web |url=http://uk.ign.com/articles/2000/08/25/curse-of-the-superheroes |title=Curse of the Superheroes? - IGN |date=25 August 2000 |publisher=Uk.ign.com |access-date=2013-08-22 |url-status=live |archive-url=https://web.archive.org/web/20131029204808/http://uk.ign.com/articles/2000/08/25/curse-of-the-superheroes |archive-date=2013-10-29 }}</ref><ref>{{cite magazine |title=NG Alphas: Agents of Justice |magazine=[[Next Generation (magazine)|Next Generation]]|issue=33 |publisher=[[Imagine Media]] |date=September 1997|pages=90–91 |url=https://archive.org/details/NEXT_Generation_33/page/n91}}</ref>
* ''[[Incubation: Time Is Running Out]]'' is a turn-based combat PC game that was considered to be "what ''X-Com Apocalypse'' should have been".<ref name=incubation-reviews>{{cite web | title=Incubation Reviews | publisher=Blue Byte | url=http://www.bluebyte.net/eng/products/incubation/p_reviews.htm | access-date=2010-06-23 | url-status=live | archive-url=https://web.archive.org/web/20110109044652/http://www.bluebyte.net/eng/products/incubation/p_reviews.htm | archive-date=2011-01-09 }}</ref> It was developed and released by German company [[Blue Byte]] in 1997.
* ''Isomer'' was an indie strategy game project, currently abandoned,<ref>{{cite web|url=http://steamcommunity.com/app/311980/discussions/|title=Isomer Steam forums discussion|date=October 20, 2016|url-status=live|archive-url=https://web.archive.org/web/20161021002115/http://steamcommunity.com/app/311980/discussions/|archive-date=October 21, 2016}}</ref> that was also heavily influenced by the ''X-COM'' series as well as other games such as ''[[Dwarf Fortress]]'' and ''[[Minecraft]]''. It blends realtime strategy combat with world exploration and sandbox gameplay.<ref>{{cite web|url=http://www.ionisingsoftware.co.uk/isomer/|title=Isomer the alphafunded XCOM-like indie game|publisher=ionisingsoftware.co.uk|access-date=2014-06-12|url-status=live|archive-url=https://web.archive.org/web/20140625135619/http://www.ionisingsoftware.co.uk/isomer/|archive-date=2014-06-25}}</ref>
* ''[[UFO: Aftermath]]'' is a 2003 single-player PC strategy and real-time tactics game which was heavily influenced by the ''X-COM'' series and used elements of the Mythos Games' canceled ''The Dreamland Chronicles''. It was created by Czech company [[ALTAR Interactive]] and published by Tri Synergy.
** ''Aftermath'' was followed by two sequels: ''[[UFO: Aftershock]]'' in 2005 and ''[[UFO: Afterlight]]'' in 2007.
* ''[[UFO: Extraterrestrials]]'', a PC strategy / turn-based tactics game that is an unofficial sequel to the ''X-COM'' games, developed by Czech developer Chaos Concept and released by Tri Synergy in 2007.
**The follow-up game, ''UFO2Extraterrestrials: Shadows over Earth'' was originally supposed to be released in Q4 of 2012, but as of 2021 has no official release date.<ref>{{Cite web|url=http://www.ufo2extraterrestrials.com/shadows-over-earth.htm|title = UFO2Extraterrestrials: Battle for Mercury}}</ref> It still remains in development simultaneously with ''UFO2Extraterrestrials: Battle for Mercury'' which is announced to launch Spring of 2021.<ref>{{cite web |url=http://www.ufo2extraterrestrials.com/ |title=Home |website=ufo2extraterrestrials.com}}</ref>
* ''UFO Online'' (unrelated to ''UFO Online: Fight for Earth'') is a [[free-to-play]], tactical [[Massively multiplayer online role-playing game|MMORPG]] that is available only in Russian.<ref>{{cite web |url=http://ufo-game.ru/ |title=UFO Online - News |publisher=Ufo-game.ru |access-date=2013-08-22 |url-status=live |archive-url=https://web.archive.org/web/20130907002828/http://www.ufo-game.ru/ |archive-date=2013-09-07 }}</ref>
* ''UFO Online: Fight for Earth'' is a Steam and browser-based [[Massively multiplayer online game|massively multiplayer]] tactical game.<ref>{{cite web |url=http://ufo-online.gamigo.com/ |title=''UFO Online – Fight for Earth'' website |publisher=Ufo-online.gamigo.com |access-date=2013-08-22 |url-status=live |archive-url=https://web.archive.org/web/20120302095654/http://ufo-online.gamigo.com/ |archive-date=2012-03-02 }}</ref> Gollop called it "actually more a clone of ''Incubation''."<ref>{{cite web |url=http://www.edge-online.com/features/julian-gollop-xcom?page=2 |title=Julian Gollop on XCOM - Edge Magazine |publisher=Edge-online.com |access-date=2013-08-22 |url-status=live |archive-url=https://web.archive.org/web/20120326154744/http://www.edge-online.com/features/julian-gollop-xcom?page=2 |archive-date=2012-03-26 }}</ref> It can be played in the free-to-play system using a [[micropayment]] system to generate revenue.
* ''[[Xenonauts]]'' is a PC strategy game by British independent studio Goldhawk Interactive, again heavily influenced by the ''X-COM'' series. It is being marketed as a [[Cold War]]-era (1979 instead of 1999) re-imagining of the original ''UFO: Enemy Unknown'' and an answer to 2K's ''The Bureau: XCOM Declassified'' which alienated some of the ''X-COM'' fanbase due to its FPS-based gameplay.<ref>{{cite web|url=http://www.joystiq.com/2010/04/16/xenonauts-capitalizes-on-xcom-rage|title=Xenonauts capitalizes on XCOM rage|first=Andrew|last=Yoon|publisher=Joystiq|url-status=live|archive-url=https://web.archive.org/web/20150212160715/http://www.joystiq.com/2010/04/16/xenonauts-capitalizes-on-xcom-rage|archive-date=2015-02-12}}</ref> The game missed several release dates, but was finally released in June 2014.
** ''[[Xenonauts 2]]'' is currently in development.

The franchise was also referenced in the ''[[Civilization (series)|Civilization]]'' series of strategy video games that had partially inspired ''X-COM'' in first place. The original game received an unofficial sequel in the 1997 expansion set ''Civ II: Fantastic Worlds'' for MicroProse's ''[[Civilization II]]'', in a scenario set on the [[Phobos (moon)|Phobos]] moon of Mars.<ref>Michael E. Ryan, [http://www.gamespot.com/civ-ii-fantastic-worlds/reviews/civ-ii-fantastic-worlds-review-2538413/ Civ II: Fantastic Worlds Review] {{webarchive |url=https://web.archive.org/web/20111229024245/http://www.gamespot.com/civ-ii-fantastic-worlds/reviews/civ-ii-fantastic-worlds-review-2538413/ |date=December 29, 2011 }}, GameSpot, December 18, 1997</ref> Firaxis' ''[[Civilization V]]'' features a unit type named XCOM Squad.

=== Fan games ===
Fan-remake projects for ''UFO: Enemy Unknown'' have included ''X-com - Last Hope'' (a mod of ''[[Half-Life 2]]'' released in 2006),<ref>{{cite web |url=http://www.moddb.com/mods/x-com-last-hope |title=X-com - Last Hope mod for Half-Life 2 |publisher=Mod DB |access-date=2013-08-22 |url-status=live |archive-url=https://web.archive.org/web/20131029193629/http://www.moddb.com/mods/x-com-last-hope |archive-date=2013-10-29 }}</ref> ''UFO: The Two Sides'' (development halted in 2011 due to copyright issues),<ref>{{cite web |url=http://ufotts.ninex.info/ |title=UFO: The Two Sides |publisher=Ufotts.ninex.info |access-date=2013-08-22 |url-status=dead |archive-url=https://web.archive.org/web/20111012043914/http://ufotts.ninex.info/ |archive-date=2011-10-12 }}</ref> ''UFO: Cydonia's Fall'' (canceled in 2012),<ref>{{Cite web|url=http://ufo.freelanzer.com/|archive-url=https://web.archive.org/web/20120412000320/http://ufo.freelanzer.com/|url-status=dead|archive-date=2012-04-12|title=UFO: Cydonia's Fall - Temporary Site|date=2012-04-12|access-date=2019-05-07}}</ref> ''X-COM: Origin'' (canceled in 2013),<ref>{{cite web |url=http://xcomorigin.com/ |title=X-COM: Origin |publisher=Xcomorigin.com |date=2012-02-15 |access-date=2013-08-22 |url-status=live |archive-url=https://web.archive.org/web/20130718072517/http://xcomorigin.com/ |archive-date=2013-07-18 }}</ref> and ''The Rebel Squad'' (an also defunct project by [[Sam Liu]]).<ref>{{cite web|author=Arne Niklas Jansson |url=http://itchstudios.com/psg/rebelsquad/rebelsquad.htm |archive-url=https://web.archive.org/web/20120417221413/http://itchstudios.com/psg/rebelsquad/rebelsquad.htm |archive-date=2012-04-17 |title=PSG RebelSquad |date=2012-04-17 |access-date=2013-08-22}}</ref>

* ''[[UFO: Alien Invasion]]'' is an open source, cross-platform, 3D strategy / turn-based tactics fan game heavily influenced by the ''X-COM'' series.
** A similar open source game, but which never left a pre-release phase (last updated in 2011) was ''X-Force: Fight for Destiny''.<ref>{{cite web |author=Christian Reich |url=http://www.xforce-online.de/ |title=X-Force: Fight For Destiny - Home |publisher=Xforce-online.de |date=2011-08-31 |access-date=2013-08-22 |url-status=live |archive-url=https://web.archive.org/web/20130719091110/http://xforce-online.de/ |archive-date=2013-07-19 }}</ref> 
** Another, ''Project Xenocide'', was aborted in 2010.<ref>{{cite web |url=http://www.projectxenocide.com/ |archive-url=https://web.archive.org/web/20120114223706/http://projectxenocide.com/|url-status=dead |archive-date=2012-01-14 |title=News |publisher=Project Xenocide |access-date=2013-08-22 }}</ref>
* ''Xenowar'' is an open source, simple tactical game for the Android and Windows.<ref>{{cite web |url=http://xenowar.net/ |title=Official ''Xenowar'' website |publisher=Xenowar.net |access-date=2013-08-22 |url-status=live |archive-url=https://web.archive.org/web/20130904103723/http://www.xenowar.net/ |archive-date=2013-09-04 }}</ref>
* ''X-Com: Tactical'' is a board game reproducing the squad tactics element of the first game.<ref>{{cite web |url=http://www.boardgamegeek.com/game/18206 |title=X-Com: Tactical &#124; Board Game |publisher=BoardGameGeek |access-date=2013-08-22 |url-status=live |archive-url=https://web.archive.org/web/20120331021705/http://www.boardgamegeek.com/game/18206 |archive-date=2012-03-31 }}</ref>