The video also works with proton 5.0-7 and "PROTON_USE_WINED3D=1 %command%" so it seems to be a DXVK bug.
Hello @at46, fixme:vulkan:X11DRV_vkCreateWin32SurfaceKHR Application requires child window rendering, which is not implemented yet! in the log points towards https://bugs.winehq.org/show_bug.cgi?id=45277.
proton 5.0-7x1 2020-05proton 4.11-13x1 2020-05PROTON_USE_WINED3D=1x1 2020-05PROTON_USE_WINED3D=1 %command%x1 2020-05
Compatibility Report
System Information
I confirm:
steam-444720.log
Symptoms
Sound plays but I've only a black screen. With Proton 4.11-13 the video seems to work and I can see the menu but the game doesn't react to controller/keyboard inputs.
Reproduction
launch the game