I'm a mage! A dark mage, actually! ...They found out some way to sap out my power, though, so I can't show you anything. [Henry sighs.]

...And I can be sure because I've met my daughter from another universe! Plenty of other people in my group have, too. They all came together and jumped through a time-space portal or something, I never got the full details. But point is: it's a thing, mm-hm.