Did you use the free "Waltz of the Wizard" or the paid-for "Walz of the Wizard: Natural Magic"? The former works for me, too, but is not what this issue is about
I tried to reproduce the issue but the game just works for me (Valve Index, stock kernel 5.13.16, AMD RX580, latest Experimental, Xorg Gnome session), VR and game mechanics seems functional and the rendering on desktop l...
There's no difference, at least none that is visible. [steam-1094390.log on X](https://github.com/ValveSoftware/Proton/files/7198444/steam-1094390.log)