Board Thread:Legitimate Canon Questions/@comment-26742635-20150721085855/@comment-7603754-20150722190345

On the other hand, it's a tv show, and having Deaton say "No werecreatures or shapeshifters or Kitsune are capable of crossing mountain ash. Oni can, despite clearly having abilities unknown to nature, but they aren't supernatural because supernatural clearly only means mutated human gene, except Banchees which are completely human despite all of the things humans can't actually do"