He stalks in the shadows. Watching. Waiting. Killing without warning, forcing you to run and hide, to fight to the last man in this brutal, yet innovative multiplayer game
- Download the latest 4b version here. Alternative koiserver.com source coming soon…
- Run through the installer.
- Restart Steam to populate the title in your Library.
- Launch the game to ensure the proper Source SDK is installed. (can require a 2-4GB download, make sure you complete this step in advance!)
- Don’t forget to update video settings and change the default name (if applicable.)