Mad Max Is Coming to Mac and Linux [video]
feralinteractive.com
feralinteractive.com
The best current option is to connect an external GPU via the thunderbolt port it sorta works, but lack of TB3 support limits the performance kinda badly.
It's nice that more and more games are being ported to OSX, it would be even nicer if Apple gave users the ability to choose or to upgrade to a proper GPU.
These guys - for some unknown reason - resist using the proper API for Steam Controller (although they market the game specifically as supporting it) so it keeps giving lots of problems with it patch after patch.