Marnie Piper is a fictional witch in Halloweentown, Halloweentown: Kalabar's Revenge, Halloweentown High, and Return to Halloweentown.  She is portrayed by Kimberly J. Brown and Sara Paxton in Return to Halloweentown.  She is a Cromwell witch, the most powerful witches in Halloweentown.  She is the heroine in every movie and saves Halloweentown from evil.  She is a student at Witch University in Return to Halloweentown.

Powers and abilitiesEdit

As a Cromwell witch, her magic is more powerful than regular witches.  She is able to move things with her mind, fly on broomsticks, and open portals.  She opened the portal between the mortal world and Halloweentown permeantly which was impossible for regular witches.