All Files In Half-Life Opposing Force Co-op
Opposing Force Co-op
Opposing Force Coop Addon - Nuclear Winter
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...
Opposing Force Co-op
Half-Life: Opposing Force Coop (v2.0)
"Half-Life: Opposing Force Coop" allows you to experience the epic Opposing Force story and environment with your friends, or with players a...
Opposing Force Co-op
Opposing Force Coop Addon - Bootleg Squadrog
The author of this mappack "Brendon Chung" was disappointed with the lack of teamwork in the Opposing Force single-player mode, and develope...