Batman: Mask of the Phantasm

In Gotham City, a mysterious vigilante begins killing prominent mob figures, sparking confusion among the police and officials who mistakenly believe it's Batman. Meanwhile, Andrea Beaumont, the lost love of Bruce Wayne and a key factor in his decision to become Batman, returns to town, disrupting his life. The return of his old archenemy, The Joker, adds to the chaos as he seeks to destroy the new vigilante.