Half-Life: Opposing Force
•Initial Release: Nov 19, 1999
•ESRB: Mature •PC IGN Rating
7.8
227 Ratings
HowLongToBeat
6 hrs
Main Story
7 hrs
Story + Sides
8 hrs
Everything
6 hrs
All Styles
Images & Screenshots
Half-Life: Opposing Force
good
IGN Staff Avatar Avatar
IGN Staff
Official IGN Review
Summary
Expansion to the FPS starring a member of the military force sent in to clean up the Black Mesa facility while Gordon Freeman makes his escape.
Content Rating
ESRB: Mature Language, Blood and Gore, Intense Violence
Developers
Publishers
Franchises
Features
Initial Release
Nov 19, 1999
Platforms
PC Genres
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Half-Life: Opposing Force