Alias No information Origin No information Occupation No information Powers/Skills No information Hobby No information Goals No information Type of Villain No information Sidney Debris, aka Sid The Squid, the Man who killed Batman, was an incompetent henchman of Rupert Thorne and a small time crook who dreamed of becoming a big shot in Batman: The Animated Series. He is the central character in the episode The Man Who Killed Batman.