AVrorA's Half-Life: Opposing Force Achievements

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Description

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.

Reviews: Overwhelmingly Positive
SteamDB Rating: 92.97%

Release Date: 1 Nov, 1999

Steam Deck Compatibility: Playable

Tags

FPS	917 votes
Action	351 votes
Classic	282 votes
Sci-fi	276 votes
Singleplayer	255 votes
Shooter	244 votes
First-Person	216 votes
Aliens	205 votes
1990's	159 votes
Adventure	137 votes
Atmospheric	125 votes
Military	125 votes
Story Rich	97 votes
Silent Protagonist	92 votes
Great Soundtrack	74 votes
Gore	57 votes
Puzzle	57 votes
Moddable	44 votes
Co-op	43 votes
Retro	38 votes