I played d2r a lot using my Linux box last year. I even able to do double boxing to play my alt while I was at it. Bnet app works really well with wine out of the box. Just install bnet then log in and install d2r

10.11 is still a hot mess for large home media collection. Especially one with images mixed in. The team doesn’t even seem to prioritize fixing all of that before moving on building new features. Music collection are also slower and albums meta don’t load correctly anymore. I would hold off from fully converting to it if you have a large collection