Aquaman (Comics)

Aquaman is a long-running American comic book series published by DC Comics and featuring the titular character, a superhero who can breathe underwater and communicate with sea life, among many other powers. Created in the Golden Age of Comics, Aquaman eventually received his own title in 1962.

Aqualad's Deep Six Chick! (Volume 1, Issue 33)
Aqualad and his new girlfriend Tula ("Aquachick") visit a popular undersea disco. The disco's owner uses a special twin-headed eel to hypnotize them into committing crimes for him. After sending them on a few trial runs to steal jewelry and other valuables, he orders them to rob a submarine base.