I don’t mind the Grim Dawn soundtrack, it can be a bit depressing though and incredibly repetitive; a lot of the same music just repeats through from beginning to end no matter where you are rather than being area specific
His last activity on the forums was a year ago, minus two days. So im going to go on a whim and say no it does not work with the expansion.
Honestly if i want to listen to something else while playing i just make a play list out of my music library or listen to music on YouTube. :undecided:
Maybe send the creator a PM and see if he ever gets back to you and updates it for the Xpac.
No, i do not know of any other music mods of the top of my head either.