...Oh.

How did no one else figure out he was a fraud? [Especially if he was in a position of power...?]

So would that mean that he wishes that we believed we were in Oz, just as the Phantom wanted us to believe we were in the opera house from the tale. [And if it's so far away from Earth, it would help deter them from escaping.] That's not impressive. We would know that this Wizard has no magic to be afraid o.