Bit the bullet and sold of all of my Khorne Daemons over the weekend - with the exception of my Bloodthirster as I love the model.  With the demise of the excellent Khorne Daemonkin codex and my complete dislike of AoS I really had no more reason to hang onto them as I never saw myself using them again.  One positive though I now have a spare shelf to fill up with Imperial Guard...