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Half-Life: Opposing Force

1999-10-31, Gearbox Software

3.3/5

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...

If you like Half-Life: Opposing Force, you might also like Military Science Fiction Video Games, Half-Life (Series), 1999 Video Games, and Macos Games.

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