About
Storyline
This profile combines game metadata, platform information, tags, and collection references to help players decide whether it belongs in their backlog.
Details
IGDB Rating 84
Metacritic 96
Released November 19, 1998
Developer Valve
Publisher Valve, Sierra Entertainment
External Profiles
Platforms
LinuxPC (Microsoft Windows)Mac
Tags
Classification CheckpointDB
First-Person ShooterGenres
Shooter Puzzle Adventure
Gameplay
Action Science fiction Horror Thriller Warfare Single player Multiplayer First person
Keywords
aliens assassin bloody gravity death military run and gun steam multiple endings conspiracy
Available At
Game Length
Main 12h
Extra 14h
100% 15.5h