"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 mappack "Nuclear Winter" is an Opposing Force mod by Mr. White, which story takes place at North America year 2017 A.D. 8-9 players can now experience new scripted scenes, models, artwork, character voices, sound effects and music with other players.

Preview
Nuclear Winter Coop
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Petrick
Petrick - - 275 comments

Intesting idea to have addons for OP4Co-op. This is good one, but maps are a bit too short. Too much "next map" moments.

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Zhouy Author
Zhouy - - 63 comments

Indeed they're too short. I would append many of the maps if I had the source files.

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SteamPlay
SteamPlay - - 117 comments

Video of gameplay, finally)
Moddb.com

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heavyweaponsguy153
heavyweaponsguy153 - - 157 comments

is it okay if some one were to use this or one of your other coops on sven coop

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Clonest
Clonest - - 413 comments

DO IT!!..for the sake of the sven coop team you should or Zhouy at lest should offer this to the sven coop team for a big boost in development!

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Guest - - 691,083 comments

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