The 793 was completely rebuild a few years later into a genset switcher, still in use in Washington Terminal, and would be unrecognizable to most except for the trucks and number.
Not one, but four Harry Potter Broadway Show wrapped Amtrak locomotives were announced today: https://media.amtrak.com/2023/04/amtrak-partners-with-harry-potter-and-the-cursed-child-broadway-show-... (more)