The Queen of the Mirror World is a major antagonist in the fourteenth Give Yourself Goosebumps book, The Creepy Creations of Professor Shock.
She is described as being hideous, as her skin is covered with leathery feathers and blue blotches, her hair resembles filthy gray feathers, her teeth are extremely yellow and dirty, and she wears a black, beady shapeless dress draped with strings with carved stone beads.