After payment, you will instantly receive key for game Killing Floor + Killing Floor Mod: Defence Alliance 2 Steam ( Region Free )

Killing Floor is a Co-op Survival Horror FPS set in the devastated cities and countryside of England after a series of cloning experiments for the military goes horribly wrong. You and your friends are members of the military dropped into these locations with a simple mission: Survive long enough to cleanse the area of the failed experiments!

How to activate:
1. You need to download and install Steam http://steampowered.com/download/SteamInstall.msi
2. Login to your account
3. Go to the "Games" menu and select "Activate in the Steam", then enter a key received after payment.