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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.
11/1/1999
Main Story
5 Hours
Main Story + Extras
6 Hours
Completion
7 Hours
Active Players
-
Animated Blood, Animated Violence, Intense Violence, Language, Blood and Gore
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Looking to dive into Half-Life: Opposing Force? Here’s a quick rundown of what you need to know. Created by Gearbox Software and published by Valve, the game officially launched (or is expected to launch) on 1999-11-01. Concerned about age suitability? Half-Life: Opposing Force has been rated M by ESRB, due to content like Animated Blood, Animated Violence, Intense Violence, Language, Blood and Gore. Always worth checking if you’re buying for a younger player or want to avoid more mature content.
Review scores tell part of the story.
At the moment, the lowest price is $4.99, compared to an MSRP of $4.99. Across all listings, there are currently 1 store offers for Half-Life: Opposing Force, pulled from both authorized retailers (such as Steam, Fanatical, and Green Man Gaming) and key marketplaces like Kinguin or Eneba. Whether you prefer buying from official sources or want to stretch your budget further through grey-market deals, Gamers Unchained helps you easily compare prices and find the best fit.
If Half-Life: Opposing Force sounds like your next purchase, you’re in the right place. Gamers Unchained helps you track down the best discounts from trusted digital game stores. Compare prices, spot bundles, and set alerts so you never miss a great deal.
Not sure what a game key is or how to redeem one on platforms like Steam, Epic Games, or Ubisoft Connect? You're not alone—and we've got you covered. Our quick guides break it all down for you—check them out and get gaming faster!