Professor X is a character appearing in American comic books published by Marvel Comics. Created by writer Stan Lee and artist/co-writer Jack Kirby, the character first appeared in The X-Men #1. The character is depicted as the founder and occasional leader of the X-Men.
The Phoenix Force is a fictional entity appearing in American comic books published by Marvel Comics. Created by Chris Claremont and Dave Cockrum, the Phoenix Force is famous for its central role in The Dark Phoenix Saga storyline, and is frequently linked to Jean Grey.
Cyclops is a fictional character, a superhero appearing in American comic books published by Marvel Comics and is a founding member of the X-Men. Created by writer Stan Lee and artist/co-plotter Jack Kirby, the character first appeared in the comic book The X-Men. Cyclops is a member of a subspecies of humans known as mutants, who are born with superhuman abilities. Cyclops emits powerful beams of energy from his eyes, and can only control the beams with the aid of special eyewear which he must wear at all times. He is typically considered the first of the X-Men, a team of mutant heroes who fight for peace and equality between mutants and humans, and one of the team's primary leaders.
Sage, also known as Tessa, is a character appearing in American comic books published by Marvel Comics. She has most often been associated with the X-Men and the Hellfire Club, whom she spied upon for Professor Charles Xavier.
Wolverine is a character appearing in American comic books published by Marvel Comics, mostly in association with the X-Men. He is a mutant with animal-keen senses, enhanced physical capabilities, a powerful regenerative ability known as a healing factor, and three retractable claws in each hand. Wolverine has been depicted as a member of the X-Men, X-Force, Alpha Flight, the Fantastic Four, and the Avengers.
Katherine Anne "Kitty" Pryde is a superhero appearing in American comic books published by Marvel Comics, commonly in association with the X-Men. The character first appeared in The Uncanny X-Men #129 and was co-created by writer-artist John Byrne and writer Chris Claremont. A mutant, Pryde possesses a "phasing" ability that allows her to become intangible. This power also disrupts any electrical field she passes through, and lets her simulate levitation.
Sebastian Hiram Shaw is a supervillain appearing in American comic books published by Marvel Comics. He has been frequently depicted as an adversary of the X-Men.
The Hellfire Club is a fictional society appearing in American comic books published by Marvel Comics. The Hellfire Club often comes into confrontation with the mutant superhero team, the X-Men. Although the Club appears to merely be an international social club for wealthy elites, its clandestine Inner Circle seeks to influence world events, in accordance with their own agenda.
Emma Grace Frost is a character appearing in American comic books published by Marvel Comics. Created by writer Chris Claremont and artist co-writer John Byrne, the character first appeared in The Uncanny X-Men #129. She belongs to a subspecies of humans called mutants who are born with superhuman abilities. Her mutation grants her high-level telepathic abilities and the power to turn into organic diamond. Emma Frost has evolved from a supervillain and foe of the X-Men to becoming a superhero and one of the team's most central members and leaders. The character has also been known as the White Queen and the Black King at various points in her history.
Uncanny X-Men, originally published as The X-Men, is an American comic book series published by Marvel Comics since 1963, and is the longest-running series in the X-Men comics franchise. It features a team of superheroes called the X-Men, a group of mutants with superhuman abilities led and taught by Professor X.
Mastermind is a supervillain appearing in American comic books published by Marvel Comics, commonly as an adversary of the X-Men. The original Mastermind was a mutant with the psionic ability to generate complex telepathic illusions at will that cause his victims to see whatever he wishes them to see. He was a founding member of the first Brotherhood of Evil Mutants and later a probationary member of the Lords Cardinal of the Hellfire Club, where he played an important role in "The Dark Phoenix Saga".
Nimrod is a fictional character appearing in American comic books published by Marvel Comics. The character first appeared in The Uncanny X-Men #191, and was created by writer Chris Claremont and artist John Romita Jr.
Donald Pierce is a supervillain appearing in American comic books published by Marvel Comics. The character is depicted as a cyborg and is commonly an enemy of the X-Men.
Selene Gallio is a supervillain appearing in American comic books published by Marvel Comics. Created by Chris Claremont and Sal Buscema, the character first appeared in New Mutants #9. Selene belongs to the subspecies of humans called mutants, who are born with superhuman abilities. She is often associated with the Hellfire Club's Inner Circle and is despised as an enemy of the X-Men.
Mercury is a character appearing in American comic books published by Marvel Comics. Created by Nunzio DeFilippis, Christina Weir, and Keron Grant, the character first appeared in New Mutants vol. 2 #2. Mercury is a teenage member of the student body at the Xavier Institute and a recurring member of the X-Men.
The Danger Room is a fictional training facility appearing in American comic books published by Marvel Comics. It first appeared in The X-Men #1 and was created by Stan Lee and Jack Kirby. The facility is depicted as built for the X-Men as part of the various incarnations of the X-Mansion. Its primary purpose is to train the X-Men, initially using traps, projectile firing devices, flamethrowers, and mechanical dangers such as presses and collapsing walls. These were replaced by holographics, when the Danger Room was rebuilt using Shi'ar technology. It gained sentience in Astonishing X-Men as Danger.
Trevor Fitzroy is a fictional supervillain appearing in American comic books published by Marvel Comics. The character is usually depicted as an enemy of the X-Men, in particular Bishop. Created by Jim Lee and Whilce Portacio, he first appeared in The Uncanny X-Men #281.
The Upstarts are a group of supervillains appearing in American comic books published by Marvel Comics. The characters have strong ties to the Hellfire Club. They first appeared in Uncanny X-Men #281 and were created by Jim Lee and Whilce Portacio.
Friedrich von Roehm, also known as the Black Rook, is a fictional supervillain appearing in American comic books published by Marvel Comics. The character is usually depicted as an adversary of the X-Men.
Marauders is an ongoing comic book series published by Marvel Comics beginning in 2019 starring the X-Men.
