Hogwarts staff of the Marauder's Map (the Weasley twins, Harry, Ron and Hermione), and Voldemort himself. He tends to favor almost sadistically harsh punishments, and gleefully allies himself with Umbridge when she prescribes such punishments on students. He has an obsessive dislike of mud, animate toys, and all other things that might interfere with his desire for an immaculately clean and orderly Hogwarts. He is also portrayed as having a constant antagonism towards Peeves the poltergeist and often tells Dumbledore that Peeves should be thrown out of Hogwarts. He also likes to wander Hogwarts corridors at night, presumably in the hope of
Poltergeist (band) Poltergeist (band) Poltergeist, originally Carrion, is a Swiss power/thrash metal band that played from 1985 to 1993, and is now active as of 2013. Carrion made a total of two demos and one full-length album under SriLanca Records. Poltergeist made a total of two full-length albums and three demos under Century Media Records. They also made a single and a full-length album under Haunted House Records. Poltergeist is now signed to Pure Steel Records and released their latest album, entitled "Back to Haunt", on October 21, 2016. The band was founded in 1985 as Carrion by guitarist and vocalist V.O.