Yen Sid is a character that first appeared the 1940 animated film, Fantasia. He is a powerful sorcerer that served as Mickey Mouse’s master in the segment The Sorcerer's Apprentice.
After saving all toons, Chip and Dale find out about a war between 3D and 2D toons, and that Gorefield is trying to kill everyone, now they must team up with Peter Pan to stop him, it's gonna be a full war.
