Count Luchino Nefaria is a supervillain appearing in American comic books published by Marvel Comics. Created by Stan Lee and Don Heck, the character first appeared in The Avengers #13. Count Nefaria is a socialite and crime boss who operates an international crime syndicate known as the Maggia.
Ultron is a supervillain appearing in American comic books published by Marvel Comics. Created by writer Roy Thomas and artist John Buscema, the character first appeared as an unnamed character in The Avengers #54, with his first full appearance in The Avengers #55. He is a self-aware and highly intelligent artificial intelligence in a robot body who develops a god complex and a grudge against his creator Hank Pym. His goal to destroy humanity in a shortsighted attempt at creating world peace has brought him into repeated conflict with the Avengers. Stories often end in Ultron's apparent destruction, only for the character to be resurrected in new forms.
Wonder Man is a character appearing in American comic books published by Marvel Comics. Created by writer Stan Lee and artists Don Heck and Jack Kirby, he first appeared in The Avengers #9. The character, who was initially introduced as a supervillain imbued with "ionic" energy, fought the Avengers, and, after a series of events, was reborn as a superhero, joining the team against which he originally fought.
Georges Batroc the Leaper is a fictional character appearing in American comic books published by Marvel Comics. Created by writer Stan Lee and artist Jack Kirby, the character first appeared in Tales of Suspense #75, 1966. He is a mercenary and a master of the French form of kick-boxing known as savate, commonly depicted as an adversary of Captain America, and a mentor of Gwen Poole. Batroc's name derives from the word batrachia, a classification of amphibians that includes frogs, which also plays on the stereotype of calling French people frogs.
Speed Demon is a supervillain appearing in American comic books published by Marvel Comics. Created by Roy Thomas and Sal Buscema, the character made his first appearance in The Avengers #69 as a member of the Squadron Sinister known as the Whizzer.
Whirlwind is a character appearing in American comic books published by Marvel Comics. Created by writer Stan Lee and artist Jack Kirby, the character first appeared in Tales To Astonish #50. David Cannon belongs to the subspecies of humans called mutants, who are born with superhuman abilities. He is a recurring antagonist of the superheroes Hank Pym and Janet van Dyne. He has also been known as Whirlwind and Human Top at various points in his history.
Erik Josten, also known as Power Man, Smuggler, Goliath and Atlas, is a fictional character appearing in American comic books published by Marvel Comics. The character has been a prominent member of both the Masters of Evil and the Thunderbolts.
Grey Gargoyle is a supervillain appearing in American comic books published by Marvel Comics.
Nekra is a mutant supervillain appearing in American comic books published by Marvel Comics. The character was created by Steve Gerber and Ross Andru for the 1973 comic book Shanna the She-Devil. She is a mutant caused by an atomic explosion at the Los Alamos Proving Grounds, as was the mutant supervillain Mandrill.
Grim Reaper is a supervillain appearing in American comic books published by Marvel Comics. He is also the brother of Wonder Man.
The Black Talon is the name of a number of supervillains appearing in American comic books published by Marvel Comics.
The Living Laser is a supervillain appearing in American comic books published by Marvel Comics. Created by Stan Lee and Don Heck, the character made his first appearance in The Avengers #34. He would become a recurring enemy of Iron Man and plays a key role in the "Iron Man: The Inevitable" miniseries.
Man-Ape (M'Baku) is a supervillain appearing in American comic books published by Marvel Comics. Created by Roy Thomas and John Buscema, the character first appeared in The Avengers #62. Man-Ape is depicted as a frequent adversary of the superhero Black Panther.
"Acts of Vengeance" is a comic book crossover storyline running through several titles published by Marvel Comics from December 1989 to February 1990.
The Lethal Legion is the name of seven teams of fictional characters appearing in American comic books published by Marvel Comics.
Porcupine is the name used by two fictional characters appearing in American comic books published by Marvel Comics: Alexander Gentry, a weapons designer who uses his porcupine battlesuit in an attempt to become wealthy through crime, as one of the first costumed professional criminals of his generation, and Roger Gocking, a criminal who purchased the suit to commit crimes, before joining the Thunderbolts and reforming, joining Ben Urich and Jessica Drew as a private investigator, and as nanny to the latter's son Gerry, before eventually coming to date Jessica himself.
Sin-Eater is a name given to several fictional characters appearing in American comic books published by Marvel Comics. The character usually appears in comics featuring Spider-Man and Ghost Rider.