Half-Life: Opposing Force
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.
Offers
What are keyshops?Official stores
Official stores with direct support.
Multipacks (3)
Half-Life Series (9)
Other games from the same series.
About Half-Life: Opposing Force
Game details
Game details
Age ratings
Game modes
Features
Half-Life: Opposing Force price history
Lowest tracked price: PLN 4.59 (Jul 7, 2026) · current best: PLN 22.99.
Half-Life: Opposing Force player count & reviews
94% positive reviews in the last 30 days (95% all-time) · ~9 new reviews/day · 181 peak players in the last 30 days.
Half-Life: Opposing Force — frequently asked questions
Where can I buy Half-Life: Opposing Force at the cheapest price?
Right now the cheapest offer for Half-Life: Opposing Force is PLN 22.99 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
What is the lowest price Half-Life: Opposing Force has ever been?
The lowest price KingsPrice has tracked for Half-Life: Opposing Force is PLN 4.59 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
How many people play Half-Life: Opposing Force?
Half-Life: Opposing Force peaked at 181 concurrent players on Steam in the last 30 days (highest on Jul 8, 2026). The player chart on this page updates daily.
How can I get Half-Life: Opposing Force at a discount?
Create a free price alert on this page and KingsPrice will email you when Half-Life: Opposing Force drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
System requirements
Minimum
Minimum: 500 mhz processor, 96mb ram, 16mb video card, Windows XP, Mouse, Keyboard, Internet Connection
Recommended: 800 mhz processor, 128mb ram, 32mb+ video card, Windows XP, Mouse, Keyboard, Internet Connection
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