https://bugs.winehq.org/show_bug.cgi?id=40479
--- Comment #11 from Matteo Bruni matteo.mystral@gmail.com --- (In reply to florian.reisenhofer from comment #10)
What happens if you launch the game directly via .exe instead of the Battle.NET launcher?
Exactly the same thing. That's how I did most of my debugging actually.