The Final Challenge

LEGO 4702 The Final Challenge is a Harry Potter Philosopher's Stone set released in 2001, containing 60 pieces and 2 minifigures. The build depicts the Mirror of Erised scene, featuring a lenticular sticker that alternates between Harry with and without the Philosopher’s Stone. It includes Harry Potter and Professor Quirrell minifigures, with Quirrell featuring a double-sided head that reveals Lord Voldemort’s face. The set recreates the concluding chamber from the first film’s storyline.

Description via Its a Block Party