As Harry, Ron and Hermione learned in their Hogwarts second-year Herbology class with Professor Sprout, the Mandrake plant is an essential ingredient in antidotes for people afflicted by certain curses. But with a root that resembles a human form, it can be dangerous, too. Pull up on the plant stem nestled in the terra-cotta-style pot of this Christmas tree ornament to hear the Mandrake cry. It's a scream that can be fatal in the Wizarding World! Battery operated. With unparalleled artistry and exceptional detail, Hallmark Keepsake Christmas ornaments are perfect for preserving precious memories, commemorating special milestones and celebrating individual hobbies and interests.