( STEAM GIFT RU + CIS )
Guest Pass for Killing Floor on Steam, the leading digital distribution platform for PC games. This Guest Pass lets you play the full version of the game for a limited time. When your Guest Pass expires, you may purchase the game to continue playing.
1. You need to download and install Steam http://steampowered.com/download/SteamInstall.msi
2. Go to your account or register a new one.
3. Next, you need to follow the link received after purchase, log in under your account Steam and take a gift to yourself in the library or add to your inventory.
4. After activating the game appear in the library or in your inventory where you can already start to play or activate later / give to a friend.