Wicked (theatre)/Nightmare Fuel

"The Wizard's head contraption: I am OZ!!! THE GREAT AND TERRIBLE!!!!!"
 * The scene discussing everyone's reaction to  doesn't give much detail, only that it was horrifying, vomit inducing, and that they aren't going back into that room to clean it up any time soon.
 * The bizarre inter species orgy in the philosophy club turns from crude to eerie as the host narrates cryptic prophecies along this.
 * One of Elphaba's first words was after being found outside in the darkness, "horrors."
 * The Wizard's mechanical head contraption in the musical. It was deliberately meant to be creepy and loud.