Runs perfectly. https://store.steampowered.com/app/305920/ https://gist.github.com/CorruptComputer/7146762997a5d4d2ebd86fa3df4be563
Tested this again today, still runs perfectly using the 'Proton Experimental' option in Steam settings. No tweaking required.
https://gist.github.com/CorruptComputer/f164c2d48606808dbfbc07ee8810efd5
proton experimental
Runs perfectly.
https://store.steampowered.com/app/305920/
https://gist.github.com/CorruptComputer/7146762997a5d4d2ebd86fa3df4be563