The LEGO Harry Potter 40577 Hogwarts: Grand Staircase is a 224-piece gift with purchase set that features a moving staircase mechanism, Hermione Granger minifigure, and several portraits on the walls via stickers. Designed to connect with other Hogwarts expansion sets using Technic pins, this set can be displayed independently or as part of a larger Hogwarts castle build. The main feature is the staircase, which can swivel to recreate the magical, shifting staircases from the Harry Potter films. Key Features Moving Staircase: A central element of the set, the staircase can be moved side-to-side, just like in the movies, to create an interactive display. Hermione Granger Minifigure: The set includes an exclusive Hermione Granger minifigure with a skirt piece and dual-sided face. Wall Portraits: The walls are adorned with various portraits of characters, including Hagrid, Dumbledore, and Snape, applied from a large sticker sheet. Connectable Design: The set includes Technic pins that allow it to be attached to other LEGO Hogwarts expansion sets, creating a more complete castle.