"Half-Life: Opposing Force Coop" allows you to experience the epic Opposing Force story and environment with your friends, or with players around the world. Half-Life and Half-Life: Opposing Force on either WON or Steam is required to play. You must also either have an LAN or internet connection.
Description
This is the latest and only version so far of "Opposing Force Coop".
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Related Mods
Related Games
Half-Life
First Person Shooter
Half-Life: Opposing Force
First Person Shooter
Related Engines
GoldSrc
Commercial
Related Groups
Sierra Entertainment
Developer & Publisher
Valve
Developer & Publisher
Tags
Super Duper
is this a good mod
Very good mod, need fix.
This is a very great mod, it allows your friends from steam to play with you, its cool :P
Good mod.
Hi Good Mod :D very cool :P