[That sounds kind of interesting, actually. Can that power be harnessed for other things? Actual spells? Fighting against the undead? He has so many questions.]

Your world is... vastly different from mine.

There is no such energy tying us all together, though many possess magic-- mana. The Nether is what connects all worlds, and it is home to a host of demons that seek to corrupt all they come across.

But your power is nothing like that. [He would know immediately if it was. Demon magic is foul as hell. Literally. And he's sensitive enough to it that, despite not sucking down any fel magic himself, he was still corrupted by being in the vicinity of people who had.]