Half-Life: Opposing Force
AppID 50 game windows mac linux
Return to the Black Mesa Research Facility as one of the military specialists assigned to eliminate Gordon Freeman. Experience an entirely new episode of single player action. Meet fierce alien opponents, and experiment with new weaponry. Named 'Game of the Year' by the Academy of Interactive Arts and Sciences.
- Playing now
- 83
- 24h peak
- 131
- Price (US)
- USD 4.99
Overview
- AppID
- 50
- Name
- Half-Life: Opposing Force
- Type
- game
- Developer
- Gearbox Software
- Publisher
- Valve
- Release date
- Nov 1, 1999
- Reviews
- 95% positive (29.2K · Overwhelmingly Positive)
- Current build
- 5429885
- Last change
- #37431479
- Last seen
- Store data
- First indexed
Tags
Genres and categories
Action
Single-player
Multi-player
Custom Volume Controls
Adjustable Difficulty
Playable without Timed Input
Save Anytime
Valve Anti-Cheat enabled
Family Sharing
Players (24h)
Branches
| Branch | Build | Updated |
|---|---|---|
| public | 5429885 | |
|
beta
Steampipe beta |
5429885 |