The Mad Doctor is the secondary antagonist and key villain in Epic Mickey and is the main antagonist in Epic Mickey 2: The Power of Two. The Mad Doctor is the animatronic mastermind responsible for the creation of the robotic Beetleworx that hinder Mickey's path in the cartoon Wasteland. The Mad Doctor also created the robotic versions of Mickey's friends to accompany Oswald the Lucky Rabbit.
The redeemed Mad Doctor at the end of the sequel after he becomes a toon again.