Please download at
then rename .setup extension to .exe. After that extract to steamapp\emmail\Half-Life\
and then play via steam menu.
From the maker of Thai's Contra - Force Mod. The Covert Strike Force (CSF) is a Half-Life Modification based on the Realistic Cooperative. You and your teammates will have to act together strategically to fight the enemy monsters. Features that CSF will contain are: Buying System, Cash system, bayonets, Controlable Helicopter and much much more...
Please download at then rename .setup extension to .exe. After that extract to steamapp\emmail\Half-Life\ and then play via steam menu.
Posted by Roh_Z on
Please download at
then rename .setup extension to .exe. After that extract to steamapp\emmail\Half-Life\
and then play via steam menu.