The Legion of Doom is a group of supervillains who originated in Challenge of the Superfriends, an animated series from Hanna-Barbera based on DC Comics' Justice League. The Legion of Doom has since been incorporated into the main DC Universe, appearing in comics, as well as further animated and live-action adaptations, and also video games.
The Legion of Doom members from left to right: Black Manta, Giganta, Toyman, Riddler, Bizarro, Scarecrow, Lex Luthor, Captain Cold, Cheetah, Solomon Grundy, Gorilla Grodd, Brainiac, and Sinestro.
The Legion of Doom in their Justice incarnation. From left to right: Clayface, Poison Ivy, Solomon Grundy, Parasite, Toyman, Sinestro, Black Manta, Scarecrow, Brainiac, Lex Luthor, Gorilla Grodd, Captain Cold, Cheetah, Riddler, Bizarro, Giganta, Black Adam and Metallo. Art by Alex Ross and Doug Braithwaite.
A supervillain or supercriminal is a variant of the villainous stock character. It is sometimes found in comic books, and may possess superhuman abilities. A supervillain is the antithesis of a superhero.
Supervillains of the United Underworld from the 1966 film Batman, a film adaptation of the comic books based on Batman and the 1960s television show of the same name. From left to right: Penguin, Riddler, Catwoman, and Joker.