(In reply to gloriouseggroll from comment #9)
> Created attachment 138466 [details]
> broken colors with mesa override
> 
> This was originally able to be resolved using
> MESA_GL_VERSION_OVERRIDE=4.0COMPAT, however commit
> 72de747c6a6cdd0be84a24932a4452f453861dbe broke that functionality, so that
> MESA-GL_VERSION_OVERRIDE no longer renders properly, at least on my system.
> See attached.

radeonsi now has compat 4.4 enabled by default (in git and upcoming 18.2
release). Does the game now work for you with a recent Mesa from git?