Rachel Anne Summers is a fictional character appearing in American comic books published by Marvel Comics. The character was created by writer Chris Claremont and artist/co-plotter John Byrne.
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.
Lifeguard is a character, a superhero appearing in American comic books published by Marvel Comics. Created by writer Chris Claremont and artist Salvador Larroca, the character first appeared in X-Treme X-Men #6. She is primarily associated with the X-Men.
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 X-Men mutant superhero team. Although the Club appears to merely be an international social club for wealthy elites, its clandestine Inner Circle seeks to influence world events and advance their agenda.
Sunspot is a superhero appearing in American comic books published by Marvel Comics. The character is most commonly associated with X-Men-related groups, the New Mutants and X-Force.
The X-Treme Sanctions Executive is a fictional paramilitary police force appearing in American comic books published by Marvel Comics, in particular those featuring the X-Men, and related spinoffs. The organization is charged with keeping the peace between mutants and humans in the Marvel Comics universe. The team was first mentioned in X-Treme X-Men #40, when Storm presents her team with an offer to join a new, government-backed squad, and debuts in Uncanny X-Men #445.
Several fictional groups of mutants have used the name Hellions in American comic books published by Marvel Comics. The Hellions have always been portrayed as rivals of various teams of younger mutant heroes in the X-Men franchise, initially as actual villains and later on a team that was more of a school rival than actual enemies of the X-Men.
X-Treme X-Men is the name of two comic book series published by Marvel Comics, the first from 2001 through 2004, and the second from 2012 through 2013. All 46 issues of the first series were written by Chris Claremont, and featured a globetrotting X-Men team led by Storm. The first 24 issues were drawn by Salvador Larroca, and the final 22 issues were drawn by Igor Kordey.
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".
The Reavers are a fictional team of criminal cyborgs appearing in American comic books published by Marvel Comics.
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.
Slipstream is a fictional character appearing in American comic books published by Marvel Comics. The character is depicted as a superhero associated with the X-Men. Created by writer Chris Claremont and artist Salvador Larroca, he first appeared in X-Treme X-Men #6.
Alpha Squadron was a fictional team of mutants appearing in American comic books published by Marvel Comics. The characters were featured in the comic book series New X-Men: Academy X, in the Marvel Universe.
Azazel is a character appearing in American comic books published by Marvel Comics. Created by Chuck Austen and Sean Philips, the character first appeared in Uncanny X-Men #428. He belongs to the subspecies of humans named mutants, who are born with superhuman abilities. He is the father of the X-Men's Kiwi Black and was originally the father of Nightcrawler as well until that was retconned in 2023.
Negasonic Teenage Warhead is a superheroine appearing in American comic books published by Marvel Comics. Created by Grant Morrison and Frank Quitely, the character first appeared in New X-Men #115 (2001). She is named after the song "Negasonic Teenage Warhead" by Monster Magnet. She belongs to a subspecies of humans called mutants, who are born with superhuman abilities. Negasonic Teenage Warhead's appearance and powers were eventually altered in the comics to match her appearance in the Deadpool films with the third one set in the Marvel Cinematic Universe, in which she was portrayed by Brianna Hildebrand.
Harry Leland, also known as the Black Bishop, is a supervillain appearing in American comic books published by Marvel Comics. The character has been depicted as an adversary of the X-Men.
"Hellfire Gala" was initially a 12-part X-Men comic book storyline published by Marvel Comics in June 2021. It is the first storyline featured in the "Reign of X" relaunch after the "X of Swords" storyline. Krakoa opens its gates to non-mutants to celebrate mutant culture at an evening party. The gala unveiled the new team of X-Men and showcased the terraforming of Mars into Planet Arrako.
