Get Facepunch Prototypes steam key for FREE! To be eligible for a key you need to own at least one Facepunch game on Steam.
Facepunch Prototypes is a collection of our experiments on Steam. Some are old, some are new. We want people to play with them and let us know what they think.
Go to Prototypes and then click click here.
Sign in to your Steam account.
Now, your key is ready. To redeem the key, Just open up your Steam client, and right click on the button “ADD A GAME” (in the lower left corner). Then select “Activate a product on Steam” and enter your key.