Abandonware games beginning with letter X sorted by popularity

UFO: Enemy Unknown (or X-COM: Ufo Defense) is a sci-fi tactical strategy game created by Julian Gollop set in a not-to-distant future where aliens are invading the Earth. The gameplay switches between tactical combat, where you fight aliens in a turn-based fashion, and strategic micromanagement, where you manage your X-COM base and personnel.

Xenon 2: Megablast is a classic shoot'em up developed by Bitmap Brothers and released by Image Works in 1990 for DOS and for a plethora of other systems. Xenon was good, Xenon 2 was far better. Compared to today standards Xenon 2 is perhaps a mediocre shoot 'em up, but at the time every shooter fan loved it. Plus, it was developed by Bitmap Brother...

X-COM: Terror from the Deep is a DOS science fiction tactical strategy game and the sequel to one of the most popular DOS games in history, X-COM: UFO Defense. Terror from the Deep was designed by Stephen Goss (the original X-COM was designed by Julian Gollop) and was published by MicroProse Software in 1995. Terror from the Deep doesn't change the...

X-Men: Children of the Atom is a fighting video game developed by Capcom and released in arcades in 1994. The game features characters from Marvel Comics' X-Men series, including popular mutants like Wolverine, Cyclops, Storm, and Magneto, among others.The gameplay follows traditional fighting game mechanics, with players selecting a character and ...

Xenon 2000: Project PCF is a vertical-scrolling shoot 'em up video game and originally released in 2000. It is a sequel to the earlier game "Xenon 2: Megablast," which was developed by The Bitmap Brothers and released in 1989.In Xenon 2000, players control a spaceship and engage in fast-paced shooting action as they face off against waves of enemy ...

X-COM: Apocalypse is the third installment of the very popular X-COM franchise. After X-COM: Ufo Defence and Terror From the Deep, fans expected another smash hit. Apocalypse is quite different under many aspects, from gameplay to aesthetics. X-COM Apocalypse was designed by Julian Gollop (the same designer that brought the original X-COM to l...

Xenon, released in 1988, was a vertically scrolling shoot 'em up video game developed by The Bitmap Brothers. Xenon was initially released for the Commodore 64, and later, it was ported to other platforms, including DOS, the ZX Spectrum and Amiga.In Xenon, players control a futuristic tank-like craft and navigate through levels filled with enemy ve...