Free online co-op survival horror Zombie Panic! Source 3.1 is out with Linux support
After being in development for some time, Zombie Panic! Source has the huge 3.1 release pushed out which brings with it the official Linux support.
Read the full article here: https://www.gamingonlinux.com/2020/10/free-online-co-op-survival-horror-zombie-panic-source-31-is-out-with-linux-support