About game
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Release date
2015.08.20 (Steam)
1998.11.19. (Original)
Genre
ShooterPuzzleAdventureDeveloper
ValvePorting
Gearbox SoftwarePublisher
ValveSierra EntertainmentEngine
GoldSrcMode
Single PlayerMultiplayerPerspective
First PersonTheme
ActionScience FictionHorrorThrillerWarfareMore tags
Multiple EndingsConspiracySilent ProtagonistMilitaryAssassinAliens Achievement list
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