"Killer Croc" (Waylon Jones) is a fictional supervillain appearing in comic books published by DC Comics, commonly as an adversary of the superhero Batman. The character belongs to the collective of adversaries that make up Batman's rogues gallery. Originally a sideshow wrestler, Jones suffers from a rare genetic condition that eventually gave him a crocodile-like appearance. Driven insane by his irreversible transformation, he adopted the name "Killer Croc" and turned to a life of crime, over time developing animalistic tendencies which make him a dangerous individual. The character has also been a member of the Suicide Squad, debuting in the fifth volume of the comic series revolving around the team, and a romantic interest of Enchantress.