Zelena (Once Upon a Time)
In December 2013, Rebecca Mader was cast as the Wicked Witch of the West. She made multiple appearances during the second half of season three and was promoted to a series regular for the show's fifth season. The role of the Wicked Witch of the West was written specifically for Rebecca Mader. It was announced that the writers had chosen not to continue with Zelena's storyline and Mader would not be returning for the seventh season of the show. However, Mader later revealed that she would be returning for multiple season seven episodes.
List of items in Once Upon a Time
Years later, Zelena summons the Crimson Heart to Storybrooke. In the presence of Emma and Regina, she uses the artifact on herself in order to remove the wickedness from the Fairy Crystals that the Black Fairy tricked her into weaponizing.