Harry Potter Hogwarts Polyjuice Potion Mistake 76386Follow Harry Potter, Ron Weasley, and Hermione Granger on their Polyjuice potion adventure as they transform into Vincent Crabbe and Gregory Goyle with a little help from this set. Simply turn the minifigures' heads and switch out their hairpiece to reveal their new identities. But beware, things may not go exactly as planned, like when Hermione accidentally turns into a cat! This set also includes a special golden Harry Potter minifigure, 2 random