Playtime
Updated community averages based on player submissions.
Main Story
53h 20m
Main + Extra
—
Completionist
—
Media
3 screenshotsLinks
About This Game
UFO: Extraterrestrials is a Microsoft Windows game aimed to be a spiritual sequel to the highly acclaimed UFO: Enemy Unknown (retitled X-COM: UFO Defense in North America). 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.
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Last updated Mar 7, 2026