LEGO Harry Potter Hogwarts Castle: The Great Hall 76435 contains 1,732 pieces and builds the largest Great Hall in this LEGO series, with floating candles and enchanted-ceiling details. The set includes the courtyard and a dungeon area with a secret entrance and three removable spaces: a bathroom, a corridor and the Hufflepuff common room. The bathroom can be used to recreate the mountain troll scene with Harry and Hermione. It includes 11 characters, including Harry Potter, Hermione Granger, Albus Dumbledore, the Fat Friar and a mountain troll. The set also includes 5 Hogwarts portraits randomly selected from 14 possible designs and forms part of the modular Hogwarts Castle building system.