UFO2: Extraterrestrials is a prequel to UFO: Extraterrestrials, which was released in 2007 and serves as an unofficial sequel to X-COM: UFO Defense. You will encounter turn-based battles with aliens, interactive destructible environments, a large number of technologies and weapons, three-dimensional graphics, and the ability to interrogate captured alien enemies. Among the game's features is a detailed RPG component, thanks to which soldiers' characteristics improve with experience gained in battles.