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Half-Life: Opposing Force · Vinony

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EntityQ693937· pop 34· linked from 185 articles

Half-Life: Opposing Force

1999 expansion pack for the science fiction first-person shooter video game Half-Life

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Sierra Entertainment

Categories

1999 video games First-person shooters Gearbox Software games GoldSrc games Half-Life (series) games Linux games MacOS games Military science fiction video games Science fiction video games Video game expansion packs Video games about alien invasions Video games about the United States Marine Corps

Sources

wikipedia.externallinksexternallink

characters of Half-Life

Entity

United States Marine Corps

covert operation

Microsoft Windows

International Standard Book Number

Newton's laws of motion

Valve Corporation

Team Fortress 2

Electronic Arts

Video games about zombies

Video games developed in the United States

Video games set in Arizona

Video games set in laboratories

Video games set in New Mexico

Video games set in the 2000s

Video games set in the United States

Weapons of mass destruction in fiction

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