[quote=@souleaterfan320]
<Snipped quote by Zyx>

His vessels are weaker, and are usually just matter compliled into a mortal form.
[/quote]

>Well in that case the blade would have an effect, perhaps not the burning out portion, but it would still kill the vessel. As for the original entity itself, he does need to be significantly weaker for it to do any semblance of damage.