[quote=@Polyphemus]
"That went about as I expected," Max muttered to himself. Truth be told, he felt a little shaky. He never got used to dealing with shades, and even that brief encounter had drained him somewhat. 
[/quote]

That just feels so right to me. With the whole character you set of being the demonologist who doesn't use demons shades (from my description) are literally his worse nightmare a human soul so corrupted with demonic energy that they are a demon now.