Um? Don't you know what magic is? Holy Grails are crafted by an ancient clan known as the Einzberns who used to wield the Third Sorcery Heaven's Feel. The power to give shape to the soul or reincarnation. They are not so talented anymore and want their magic back.

[Obviously. They failed. She succeeded]

The inexhaustible power I'm connected to comes from Akasha, known as The Root of all Things. The Grail is connected to the gate to it, you see. Usually no one will be able to stand that energy, but I was born to process it due to my element and because of my harsh training that made me numb to pain.