Mystery set in fantasy/scifi

I like murder mysteries. Not so much page turning trope-y bestsellers (though they can be fun too). But well-written, character driven stories. Tana French is my current favorite. But my true literary love is fantasy and scifi. Ursula Le Guin, Neil Gaiman (sigh), Octavia Butler, Patrick Rothfuss, Stephen King are the venn diagram of my [...]