The acerbic leader of the Revolutionary Order of the Wicked, Mombi rescued Nox , created Pete, and first saved Amy from Dorothy's prison, then she recruited her to the Order to be Dorothy's assassin.

The Wicked witch of the North. She is a very significant antagonist in the second Oz book The marvelous land of Oz (1904), by American author L. Frank Baum. She plays a big role in the history of Oz.