Sir Arthur was the disguise of Aquaman.
Physical appearance[]
Aquaman's "Sir Arthur" disguise consists of a black trench coat, white scarf and brown fedora over his orange and green suit. He wears a fake black moustache with his blond beard.
Personality[]
Sir Arthur acts like a Frenchman with a fake French accent. However, Aquaman's disguise did not fool Batman.
Powers and abilities[]
- Hydrokinesis
History[]
Scooby-Doo! & Batman: The Brave and the Bold[]
After Batman told him he is not a detective and a member of the Mystery Analysts of Gotham, Aquaman donned his Sir Arthur disguise and infiltrated the Mystery Analysts' headquarters located under the Gotham Self Storage units, but Batman and the other members saw through his disguise and allowed Aquaman to join them.
Appearances[]
Notes/trivia[]
- His alter ego's name is an allusion to Aquaman's real name.