Powerstation - by Cameraman-405/05/2009
his campaign is for those looking for a challenge. Filled with tons of traps and thinking! This makes it a challenge and a little frustrating as the average play time is 2 hours!
Automatic Install: unzip .vpk file and double click to install.
Manual Install: unzip .vpk file and copy to Left 4 Dead 'addons' folder.