[quote=@IncredibleBee]
<Snipped quote by Raineh Daze>

Actually it does matter because the Dragonslayer cuts physical and magical materials simultaneously, by virtue of being a physical weapon imbued with astral properties.
[/quote]

I don't follow the logic. Where did I say, anywhere, about magical materials? If we take a hunk of iron, and do magic to make the iron impervious to damage, cutting on a different plane of existence won't help.