Man-Bat

Man-Bat was the disguise of an old man the Man-Bat made his first appearance in the SML direct-to-video film Junior and Jeffy on Zombie Island where the Man-Bat was unnmasked when he tripped over a flower pot while chasing Junior's friends (in particular Suneo and Nobita) and was revealed to be an old man who dressed up as Man-Bat to steal some jewels from a cemetery