XCOM, is a science fiction video game franchise featuring an elite international organization tasked with countering alien invasions of Earth. The series began with the strategy video game X-COM: UFO Defense created by Julian Gollop's Mythos Games and MicroProse in 1994. The original lineup by MicroProse included six published and at least two canceled games, as well as two novels. The X-COM series, in particular its original entry, achieved a sizable cult following and has influenced many other video games; including the creation of a number of clones, spiritual successors, and unofficial remakes.
Video game modding is the process of alteration by players or fans of one or more aspects of a video game, such as how it looks or behaves, and is a sub-discipline of general modding. Mods may range from small changes and tweaks to complete overhauls, and can extend the replay value and interest of the game.
X-COM: Apocalypse is a 1997 science fiction tactical strategy game. It is the third game in the X-COM video game series. It was developed by Mythos Games, and published by MicroProse in 1997 for DOS and Microsoft Windows.
X-COM: Terror from the Deep is a strategy video game developed and published by MicroProse for the PC in 1995 and for the PlayStation in 1996. It is a sequel to X-COM: UFO Defense and the second game of the X-COM series, this time taking the war against a renewed alien invasion into the Earth's oceans.
UFO: Enemy Unknown, also known as X-COM: UFO Defense in North America, is a 1994 science fiction strategy video game developed by Mythos Games and MicroProse. It was published by MicroProse for DOS and Amiga computers, the Amiga CD32 console, and the PlayStation. Originally planned by Julian Gollop as a sequel to Mythos Games' 1988 Laser Squad, the game mixes real-time management simulation with turn-based tactics. The player takes the role of commander of X-COM – an international paramilitary and scientific organization secretly defending Earth from an alien invasion. Through the game, the player is tasked with issuing orders to individual X-COM troops in a series of turn-based tactical missions. At strategic scale, the player directs the research and development of new technologies, builds and expands X-COM's bases, manages the organization's finances and personnel, and monitors and responds to UFO activity.
Tactical role-playing games, also known as strategy role-playing games and in Japan as simulation RPGs, are a video game genre that combines core elements of role-playing video games with those of tactical strategy video games. The formats of tactical RPGs are much like traditional tabletop role-playing games and strategy games in appearance, pacing, and rule structure. Likewise, early tabletop role-playing games are descended from skirmish wargames such as Chainmail, which were primarily concerned with combat.
X-COM: Alliance is a cancelled video game in the X-COM series. The game was developed by two different teams of MicroProse developers between 1995 and 2002. It had the player assume the role of commander of the militarized scientific mission lost in space during the aftermath of X-COM: Terror from the Deep.
Julian Gollop is a British video game designer and producer specialising in strategy games, who has founded and led Mythos Games, Codo Technologies and Snapshot Games. He is known best as the "man who gave birth to the X-COM franchise."
Freedom Force vs the 3rd Reich is a real-time tactical role-playing game developed and published by Irrational Games. The sequel to Freedom Force, the player guides a team of superheroes as they travel back in time, and help overthrow Nazi Germany and its allies during World War II. In the game, players take control of a team of up to four characters and battle their way through completely destructible 3D maps in a series of missions based on classic superhero comics.
UFO: Aftershock is a real-time tactics/turn-based strategy video game developed by Altar Interactive and released by Cenega Publishing in Europe and Tri Synergy in North America in 2005. It is a squad combat game at its core with overlying strategic elements inspired by the 1994 classic X-COM: UFO Defense, though less than its own 2004 predecessor, UFO: Aftermath. It was followed by UFO: Afterlight in 2007.
Rebelstar: Tactical Command is a turn-based tactics video game developed by Codo Technologies and published by Namco and Atari Europe for the Game Boy Advance in 2005. It's the fourth game in the Rebelstar series. The game was created by Julian Gollop, who previously designed X-COM: UFO Defense, Laser Squad and the original Rebelstar games.
UFO: Alien Invasion is a strategy video game in which the player fights aliens that are trying to take control of the Earth. The game is heavily influenced by the X-COM series, especially X-COM: UFO Defense.
UFO: Extraterrestrials is a turn-based strategy game for Windows aimed to be a spiritual sequel to the highly acclaimed X-COM: UFO Defense. Developed by Chaos Concept, the game incorporates a twist of the aliens defeating the humans on Earth. The game takes place on a human-colonized planet named Esperanza, where the alien threat has just arrived. An updated version of the game, UFO: Extraterrestrials Platinum, was released in 2023.
UFO: Afterlight is a 2007 real-time tactics/turn-based strategy video game and the third in Altar Games' UFO series. Like its predecessors UFO: Aftermath and UFO: Aftershock, it combines squad-level tactical combat with overlying strategic elements inspired by the 1994 classic X-COM: UFO Defense.
The Dreamland Chronicles: Freedom Ridge is an unreleased video game for Microsoft Windows and PlayStation 2 by Mythos Games. Developed by the team which produced X-COM: UFO Defense, including lead designer Julian Gollop, the game was planned to be "a remake of the first X-COM with 3D graphics," as the first of four games planned in the new series. Cancelled in 2001, the unfinished game was later bought and partially turned into UFO: Aftermath by Altar Interactive, which was in turn itself followed by two sequels. Some elements of the game are also present in Gollop's own Phoenix Point.
Mythos Games was a British video game developer company founded by Julian Gollop and Nick Gollop in 1988 as Target Games. It is best known for its 1994 strategy game X-COM: UFO Defense, which went on to become the first installment in the later XCOM series. Following the closing of Mythos Games in 2001, the brothers founded Codo Technologies.
Crusader Kings II is a grand strategy game developed by Paradox Development Studio and published by Paradox Interactive. Set in the Middle Ages, the game was released on February 14, 2012, as a sequel to 2004's Crusader Kings. On October 18, 2019, the video game became free to play. A sequel, Crusader Kings III, was released on September 1, 2020. Crusader Kings II stood out from earlier Paradox games in that it attracted a more widespread audience, contributing to the growth of the company.
XCOM: Enemy Unknown is a 2012 turn-based tactics video game that was developed by Firaxis Games and published by 2K. It presents a "reimagined" version of the 1994 strategy game X-COM: UFO Defense—also known as UFO: Enemy Unknown. XCOM: Enemy Unknown is set during an alien invasion of Earth in an alternative version of 2015; the player controls an elite, multinational, paramilitary organization called XCOM and commands troops in a series of turn-based tactical missions. Between missions, the player directs the research and development of technologies from recovered alien technology and captured prisoners, expands XCOM's base of operations, manages finances, and monitors and responds to alien activity.
XCOM: Enemy Within is an expansion pack for the turn-based tactical video game XCOM: Enemy Unknown. The expansion pack primarily adds new gameplay elements to the base game, as well as introducing new themes of transhumanism via aggressive gene therapy.
Long War is a fan-made partial conversion mod for the turn-based tactics video game XCOM: Enemy Unknown and its expansion, XCOM: Enemy Within. It was first released in early 2013, and it exited beta at the end of 2015. Almost every aspect of the original game is altered, creating a longer, more complex campaign that presents players with more strategic choices and customization options. Long War adds a significant number of new soldier classes, abilities, weapons, armors, and usable items, and also introduces new features, including soldier fatigue and improvements to alien units over the course of the game.
