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
Hogwarts staff evacuation of the school's under-age students to ensure their safety. She then leads the remaining students, the staff of Hogwarts, and members of the Order of the Phoenix in the fight against Voldemort. She is seen during the battle with a large gash on her cheek and commanding a herd of charmed desks to charge at Death Eaters. When Harry has been apparently killed, she screams, causing Bellatrix Lestrange to laugh. Finally, McGonagall ends up duelling Voldemort alongside Kingsley Shacklebolt and Professor Slughorn. As is confirmed in "The Tales of Beedle the Bard", McGonagall becomes Headmistress of Hogwarts after the