Muir Island Saga
Encyclopedia
The "Muir Island Saga" is a five-part Marvel Comics
Marvel Comics
Marvel Worldwide, Inc., commonly referred to as Marvel Comics and formerly Marvel Publishing, Inc. and Marvel Comics Group, is an American company that publishes comic books and related media...

 crossover
Fictional crossover
A fictional crossover is the placement of two or more otherwise discrete fictional characters, settings, or universes into the context of a single story. They can arise from legal agreements between the relevant copyright holders, or because of unauthorized efforts by fans, or even amid common...

 event involving the X-Men
X-Men
The X-Men are a superhero team in the . They were created by writer Stan Lee and artist Jack Kirby, and first appeared in The X-Men #1...

 and X-Factor
X-Factor (comics)
X-Factor is an American comic book series published by Marvel Comics. It is a spin-off of the popular X-Men franchise, featuring characters from X-Men stories. The series has been relaunched several times with different team rosters, most recently as X-Factor Investigations.X-Factor launched in...

, published in 1991. It was written by Chris Claremont
Chris Claremont
Chris Claremont is an award-winning American comic book writer and novelist, known for his 17-year stint on Uncanny X-Men, far longer than any other writer, during which he is credited with developing strong female characters, and with introducing complex literary themes into superhero...

 and Fabian Nicieza
Fabian Nicieza
Fabian Nicieza is an American comic book writer and editor who is best known for his work on Marvel titles such as X-Men, X-Force, New Warriors, Cable and Deadpool, and Thunderbolts, for all of which he helped create numerous characters.-Early life:The son of Omar and Irma Riguetti Nicieza, Fabian...

.

Plot

After warnings from Forge
Forge (comics)
Forge is a fictional character in the , a superhero associated with The X-Men.A mutant with an unsurpassed brilliance in technology, Forge has had a lengthy career as a government weapons contractor. He shared a romantic relationship with Storm, and a brief affair with Mystique which led him to...

 and Banshee
Banshee (comics)
Banshee is a fictional character, a Marvel Comics superhero who operates as a member of the X-Men. Created by writer Roy Thomas and artist Werner Roth, Banshee first appeared in X-Men #28 ....

, the X-Men
X-Men
The X-Men are a superhero team in the . They were created by writer Stan Lee and artist Jack Kirby, and first appeared in The X-Men #1...

 and Professor X
Professor X
Professor Charles Francis Xavier, also known as Professor X, is a fictional character, a Marvel Comics superhero known as the leader and founder of the X-Men....

 investigate Muir Island
Muir Island
Muir Island is a small, fictional island off the northern coast of Scotland in the Marvel Comics universe. It plays a prominent role in the X-Men comics and its related series.-History:...

, whose inhabitants have been taken over by the Shadow King
Shadow King
The Shadow King, also known as Amahl Farouk, is a fictional character that appears in comic books published by Marvel Comics. The Shadow King exists as an entity of pure psychic energy that feeds on the hatred of humanity...

. They are captured by the inhabitants. Professor X returns to his mansion, now in ruins after the Inferno
Inferno (Marvel Comics)
Inferno was a Marvel Comics company-wide crossover in 1989 that mainly involved the mutant titles, namely The Uncanny X-Men, X-Factor, X-Terminators, Excalibur, and The New Mutants...

 storyline, to use Cerebro
Cerebro
In the Marvel Comics universe, Cerebro is a device that the X-Men use to detect humans, specifically mutants. It was created by Xavier and Magneto, and was later enhanced by Dr. Hank McCoy...

, only to find Stevie Hunter
Stevie Hunter
Stevie Hunter is a comic book character in Marvel comics. Her first appearance was in Uncanny X-Men #139 as a surprise dance teacher for the newest X-Man/Student, Kitty Pryde, a.k.a. Shadowcat...

 on the run from Colossus
Colossus (comics)
Colossus is a fictional character, a superhero in the Marvel Comics universe. Created by writer Len Wein and illustrator Dave Cockrum, he first appeared in Giant-Size X-Men #1...

, also controlled by the Shadow King. Professor X battles Colossus and frees him from the Shadow King's control, but he is forced to strip away the Peter Nicholas persona he had been using since passing through the Siege Perilous
Siege Perilous (comics)
Siege Perilous is the name of two fictional devices appearing in books published by Marvel Comics. The first appeared in books starring Captain Britain, and the second in books featuring the X-Men...

. Xavier decides to call in his original students, now forming the team X-Factor
X-Factor (comics)
X-Factor is an American comic book series published by Marvel Comics. It is a spin-off of the popular X-Men franchise, featuring characters from X-Men stories. The series has been relaunched several times with different team rosters, most recently as X-Factor Investigations.X-Factor launched in...

.

On Muir Island, Wolverine
Wolverine (comics)
Wolverine is a fictional character, a superhero that appears in comic books published by Marvel Comics. Born as James Howlett and commonly known as Logan, Wolverine is a mutant, possessing animal-keen senses, enhanced physical capabilities, three retracting bone claws on each hand and a healing...

 separates himself from his party and is attacked and freed from control by Forge. Rogue
Rogue (comics)
Rogue was first slated to appear in Ms. Marvel #25 , but the book's abrupt cancellation left her original introduction story unpublished for over a decade, before seeing print in Marvel Super Heroes #11 in 1992. Rogue's first published appearance was in Avengers Annual #10...

 appears, ready to attack, but she too is taken out by Forge. The three regroup, but are quickly attacked by Banshee, who is also quickly taken down and freed. Banshee explains that Shadow King has been using Polaris
Polaris (comics)
Polaris is a fictional comic book character appearing in books published by Marvel Comics, in particular the X-Men family of books. Created by Arnold Drake, Don Heck, Werner Roth and Jim Steranko, Polaris first appeared in The X-Men #49...

 as a nexus between the physical world and the Astral Plane since the time Zaladane
Zaladane
Zaladane is a fictional character, a sorceress from Marvel Comics and the high priestess of the sun god Garokk, the Petrified Man...

 stripped Polaris of her magnetism powers. Using her new powers to absorb negative energy for superhuman strength, Shadow King plans on becoming all-powerful. They fear that to break that connection and defeat him, they may have to kill Polaris.

With X-Factor gathered, Professor X plans a strike on Muir Island using resources provided by Val Cooper. X-Factor lands on the island and quickly neutralizes its defenses. Back at the base, Professor X is attacked directly by the Shadow King, using his host body Jacob Reisz, who thinks he has control of all those present, including Cooper. She reveals herself to be a disguised Mystique
Mystique (comics)
Mystique is a fictional character associated with the Marvel Comics' franchise X-Men. Originally created by artist David Cockrum and writer Chris Claremont, she first appeared in Ms...

 and kills Reisz. Shadow King quickly shifts to a new host, Legion
Legion (Marvel Comics)
Legion is a Marvel Comics character, created by writer Chris Claremont and artist Bill Sienkiewicz.David is the mutant son of Charles Xavier and Israeli Holocaust survivor Gabrielle Haller...

. As X-Factor and the freed X-Men reach Polaris, Legion sets off an explosion that destroys much of the island.

Professor X lands on the island himself, but finds Legion holding all of his students captive. Legion is attacked unexpectedly by Storm, freeing the X-Men. He retreats and unleashes the X-Men and Muir Island inhabitants to take down his enemies. Professor X decides they must attack the Shadow King on both the physical and astral planes to defeat him, so he sends half the team to break the nexus formed with Polaris and the other half to protect his body while he is on the Astral Plane. He begins his battle with the Shadow King, but now the villain has become too powerful to attack. Jean Grey
Jean Grey
Jean Grey-Summers is a fictional comic book superheroine appearing in comic books published by Marvel Comics. She has been known under the aliases Marvel Girl, Phoenix, and Dark Phoenix and is best known as one of five original members of the X-Men, for her relationship with Cyclops, and for her...

, finding the damage inflicted to Xavier on the Astral Plane affecting his actual body, brings herself and the accompanying X-Men onto the Plane to assist. In the physical world, Forge defeats the still-controlled Psylocke
Psylocke
Psylocke is a fictional character depicted in comic books published by Marvel Comics, most notably those comics featuring the superhero team the X-Men. The character has also appeared in licensed adaptations. Created by writer Chris Claremont and artist Herb Trimpe, she first appeared in the UK...

 and uses her psychic knife on Polaris to disrupt and sever the nexus. His power source destroyed, the Shadow King is ripped apart.

In the aftermath, Professor X fails to repair the mental damage to Legion's mind, leaving Legion brain-dead, but is comforted by X-Factor's decision to rejoin the X-Men. Val Cooper, returned from Shadow King's control, recruits Polaris, Guido Carosella
Strong Guy
Strong Guy is the alias of Guido Carosella, a fictional character in the Marvel Comics universe. He was created by Chris Claremont and Bill Sienkiewicz in New Mutants volume 1 #29 , and was reinvented as Strong Guy by Peter David and Larry Stroman in X-Factor #71 .-Early life:Born in Rhinebeck,...

 and Jamie Madrox
Jamie Madrox
James Arthur "Jamie" Madrox, also called the Multiple Man, is a fictional character, a Marvel Comics superhero, associated with the X-Men...

 into a new government-sponsored team to replace Freedom Force
Freedom Force (comics)
Freedom Force is the name of two teams within Marvel Comics' universe.The original was a supervillain team, though they occasionally acted in a heroic capacity as well. It was a government-sponsored team originally composed mainly of Mystique's Brotherhood of Evil Mutants...

.

Impact

The series had several lasting results for the X-Men family of characters.
  • The original X-Factor
    X-Factor (comics)
    X-Factor is an American comic book series published by Marvel Comics. It is a spin-off of the popular X-Men franchise, featuring characters from X-Men stories. The series has been relaunched several times with different team rosters, most recently as X-Factor Investigations.X-Factor launched in...

     rejoined the X-Men, causing the team to be split into two separate units.
  • Val Cooper organized a new X-Factor as a government-sponsored team to replace the recently disbanded Freedom Force
    Freedom Force (comics)
    Freedom Force is the name of two teams within Marvel Comics' universe.The original was a supervillain team, though they occasionally acted in a heroic capacity as well. It was a government-sponsored team originally composed mainly of Mystique's Brotherhood of Evil Mutants...

    .
  • Muir Island
    Muir Island
    Muir Island is a small, fictional island off the northern coast of Scotland in the Marvel Comics universe. It plays a prominent role in the X-Men comics and its related series.-History:...

     was greatly damaged, causing many of its longtime inhabitants to vacate.
  • Polaris
    Polaris (comics)
    Polaris is a fictional comic book character appearing in books published by Marvel Comics, in particular the X-Men family of books. Created by Arnold Drake, Don Heck, Werner Roth and Jim Steranko, Polaris first appeared in The X-Men #49...

     lost her super-strength but regained her magnetic powers.
  • Professor X once again lost use of his legs.
  • Legion
    Legion (Marvel Comics)
    Legion is a Marvel Comics character, created by writer Chris Claremont and artist Bill Sienkiewicz.David is the mutant son of Charles Xavier and Israeli Holocaust survivor Gabrielle Haller...

     was left in a catatonic state, in which he would remain until the lead-up to Legion Quest.
  • The individual X-Men would abandon the team-uniform costumes for individual costumes once again.
  • Colossus
    Colossus (comics)
    Colossus is a fictional character, a superhero in the Marvel Comics universe. Created by writer Len Wein and illustrator Dave Cockrum, he first appeared in Giant-Size X-Men #1...

     was stripped of his Peter Nicholas persona and rejoined the X-Men.

Publication

  1. Uncanny X-Men
    Uncanny X-Men
    Uncanny X-Men, first published as The X-Men, is the flagship Marvel Comics comic book series for the X-Men franchise. It is the mainstream continuity featuring the adventures of the eponymous group of mutant superheroes...

     #278
  2. Uncanny X-Men
    Uncanny X-Men
    Uncanny X-Men, first published as The X-Men, is the flagship Marvel Comics comic book series for the X-Men franchise. It is the mainstream continuity featuring the adventures of the eponymous group of mutant superheroes...

     #279
  3. X-Factor
    X-Factor (comics)
    X-Factor is an American comic book series published by Marvel Comics. It is a spin-off of the popular X-Men franchise, featuring characters from X-Men stories. The series has been relaunched several times with different team rosters, most recently as X-Factor Investigations.X-Factor launched in...

     #69
  4. Uncanny X-Men
    Uncanny X-Men
    Uncanny X-Men, first published as The X-Men, is the flagship Marvel Comics comic book series for the X-Men franchise. It is the mainstream continuity featuring the adventures of the eponymous group of mutant superheroes...

     #280
  5. X-Factor
    X-Factor (comics)
    X-Factor is an American comic book series published by Marvel Comics. It is a spin-off of the popular X-Men franchise, featuring characters from X-Men stories. The series has been relaunched several times with different team rosters, most recently as X-Factor Investigations.X-Factor launched in...

     #70

The "Muir Island Saga" is a five-part Marvel Comics
Marvel Comics
Marvel Worldwide, Inc., commonly referred to as Marvel Comics and formerly Marvel Publishing, Inc. and Marvel Comics Group, is an American company that publishes comic books and related media...

 crossover
Fictional crossover
A fictional crossover is the placement of two or more otherwise discrete fictional characters, settings, or universes into the context of a single story. They can arise from legal agreements between the relevant copyright holders, or because of unauthorized efforts by fans, or even amid common...

 event involving the X-Men
X-Men
The X-Men are a superhero team in the . They were created by writer Stan Lee and artist Jack Kirby, and first appeared in The X-Men #1...

 and X-Factor
X-Factor (comics)
X-Factor is an American comic book series published by Marvel Comics. It is a spin-off of the popular X-Men franchise, featuring characters from X-Men stories. The series has been relaunched several times with different team rosters, most recently as X-Factor Investigations.X-Factor launched in...

, published in 1991. It was written by Chris Claremont
Chris Claremont
Chris Claremont is an award-winning American comic book writer and novelist, known for his 17-year stint on Uncanny X-Men, far longer than any other writer, during which he is credited with developing strong female characters, and with introducing complex literary themes into superhero...

 and Fabian Nicieza
Fabian Nicieza
Fabian Nicieza is an American comic book writer and editor who is best known for his work on Marvel titles such as X-Men, X-Force, New Warriors, Cable and Deadpool, and Thunderbolts, for all of which he helped create numerous characters.-Early life:The son of Omar and Irma Riguetti Nicieza, Fabian...

.

Plot

After warnings from Forge
Forge (comics)
Forge is a fictional character in the , a superhero associated with The X-Men.A mutant with an unsurpassed brilliance in technology, Forge has had a lengthy career as a government weapons contractor. He shared a romantic relationship with Storm, and a brief affair with Mystique which led him to...

 and Banshee
Banshee (comics)
Banshee is a fictional character, a Marvel Comics superhero who operates as a member of the X-Men. Created by writer Roy Thomas and artist Werner Roth, Banshee first appeared in X-Men #28 ....

, the X-Men
X-Men
The X-Men are a superhero team in the . They were created by writer Stan Lee and artist Jack Kirby, and first appeared in The X-Men #1...

 and Professor X
Professor X
Professor Charles Francis Xavier, also known as Professor X, is a fictional character, a Marvel Comics superhero known as the leader and founder of the X-Men....

 investigate Muir Island
Muir Island
Muir Island is a small, fictional island off the northern coast of Scotland in the Marvel Comics universe. It plays a prominent role in the X-Men comics and its related series.-History:...

, whose inhabitants have been taken over by the Shadow King
Shadow King
The Shadow King, also known as Amahl Farouk, is a fictional character that appears in comic books published by Marvel Comics. The Shadow King exists as an entity of pure psychic energy that feeds on the hatred of humanity...

. They are captured by the inhabitants. Professor X returns to his mansion, now in ruins after the Inferno
Inferno (Marvel Comics)
Inferno was a Marvel Comics company-wide crossover in 1989 that mainly involved the mutant titles, namely The Uncanny X-Men, X-Factor, X-Terminators, Excalibur, and The New Mutants...

 storyline, to use Cerebro
Cerebro
In the Marvel Comics universe, Cerebro is a device that the X-Men use to detect humans, specifically mutants. It was created by Xavier and Magneto, and was later enhanced by Dr. Hank McCoy...

, only to find Stevie Hunter
Stevie Hunter
Stevie Hunter is a comic book character in Marvel comics. Her first appearance was in Uncanny X-Men #139 as a surprise dance teacher for the newest X-Man/Student, Kitty Pryde, a.k.a. Shadowcat...

 on the run from Colossus
Colossus (comics)
Colossus is a fictional character, a superhero in the Marvel Comics universe. Created by writer Len Wein and illustrator Dave Cockrum, he first appeared in Giant-Size X-Men #1...

, also controlled by the Shadow King. Professor X battles Colossus and frees him from the Shadow King's control, but he is forced to strip away the Peter Nicholas persona he had been using since passing through the Siege Perilous
Siege Perilous (comics)
Siege Perilous is the name of two fictional devices appearing in books published by Marvel Comics. The first appeared in books starring Captain Britain, and the second in books featuring the X-Men...

. Xavier decides to call in his original students, now forming the team X-Factor
X-Factor (comics)
X-Factor is an American comic book series published by Marvel Comics. It is a spin-off of the popular X-Men franchise, featuring characters from X-Men stories. The series has been relaunched several times with different team rosters, most recently as X-Factor Investigations.X-Factor launched in...

.

On Muir Island, Wolverine
Wolverine (comics)
Wolverine is a fictional character, a superhero that appears in comic books published by Marvel Comics. Born as James Howlett and commonly known as Logan, Wolverine is a mutant, possessing animal-keen senses, enhanced physical capabilities, three retracting bone claws on each hand and a healing...

 separates himself from his party and is attacked and freed from control by Forge. Rogue
Rogue (comics)
Rogue was first slated to appear in Ms. Marvel #25 , but the book's abrupt cancellation left her original introduction story unpublished for over a decade, before seeing print in Marvel Super Heroes #11 in 1992. Rogue's first published appearance was in Avengers Annual #10...

 appears, ready to attack, but she too is taken out by Forge. The three regroup, but are quickly attacked by Banshee, who is also quickly taken down and freed. Banshee explains that Shadow King has been using Polaris
Polaris (comics)
Polaris is a fictional comic book character appearing in books published by Marvel Comics, in particular the X-Men family of books. Created by Arnold Drake, Don Heck, Werner Roth and Jim Steranko, Polaris first appeared in The X-Men #49...

 as a nexus between the physical world and the Astral Plane since the time Zaladane
Zaladane
Zaladane is a fictional character, a sorceress from Marvel Comics and the high priestess of the sun god Garokk, the Petrified Man...

 stripped Polaris of her magnetism powers. Using her new powers to absorb negative energy for superhuman strength, Shadow King plans on becoming all-powerful. They fear that to break that connection and defeat him, they may have to kill Polaris.

With X-Factor gathered, Professor X plans a strike on Muir Island using resources provided by Val Cooper. X-Factor lands on the island and quickly neutralizes its defenses. Back at the base, Professor X is attacked directly by the Shadow King, using his host body Jacob Reisz, who thinks he has control of all those present, including Cooper. She reveals herself to be a disguised Mystique
Mystique (comics)
Mystique is a fictional character associated with the Marvel Comics' franchise X-Men. Originally created by artist David Cockrum and writer Chris Claremont, she first appeared in Ms...

 and kills Reisz. Shadow King quickly shifts to a new host, Legion
Legion (Marvel Comics)
Legion is a Marvel Comics character, created by writer Chris Claremont and artist Bill Sienkiewicz.David is the mutant son of Charles Xavier and Israeli Holocaust survivor Gabrielle Haller...

. As X-Factor and the freed X-Men reach Polaris, Legion sets off an explosion that destroys much of the island.

Professor X lands on the island himself, but finds Legion holding all of his students captive. Legion is attacked unexpectedly by Storm, freeing the X-Men. He retreats and unleashes the X-Men and Muir Island inhabitants to take down his enemies. Professor X decides they must attack the Shadow King on both the physical and astral planes to defeat him, so he sends half the team to break the nexus formed with Polaris and the other half to protect his body while he is on the Astral Plane. He begins his battle with the Shadow King, but now the villain has become too powerful to attack. Jean Grey
Jean Grey
Jean Grey-Summers is a fictional comic book superheroine appearing in comic books published by Marvel Comics. She has been known under the aliases Marvel Girl, Phoenix, and Dark Phoenix and is best known as one of five original members of the X-Men, for her relationship with Cyclops, and for her...

, finding the damage inflicted to Xavier on the Astral Plane affecting his actual body, brings herself and the accompanying X-Men onto the Plane to assist. In the physical world, Forge defeats the still-controlled Psylocke
Psylocke
Psylocke is a fictional character depicted in comic books published by Marvel Comics, most notably those comics featuring the superhero team the X-Men. The character has also appeared in licensed adaptations. Created by writer Chris Claremont and artist Herb Trimpe, she first appeared in the UK...

 and uses her psychic knife on Polaris to disrupt and sever the nexus. His power source destroyed, the Shadow King is ripped apart.

In the aftermath, Professor X fails to repair the mental damage to Legion's mind, leaving Legion brain-dead, but is comforted by X-Factor's decision to rejoin the X-Men. Val Cooper, returned from Shadow King's control, recruits Polaris, Guido Carosella
Strong Guy
Strong Guy is the alias of Guido Carosella, a fictional character in the Marvel Comics universe. He was created by Chris Claremont and Bill Sienkiewicz in New Mutants volume 1 #29 , and was reinvented as Strong Guy by Peter David and Larry Stroman in X-Factor #71 .-Early life:Born in Rhinebeck,...

 and Jamie Madrox
Jamie Madrox
James Arthur "Jamie" Madrox, also called the Multiple Man, is a fictional character, a Marvel Comics superhero, associated with the X-Men...

 into a new government-sponsored team to replace Freedom Force
Freedom Force (comics)
Freedom Force is the name of two teams within Marvel Comics' universe.The original was a supervillain team, though they occasionally acted in a heroic capacity as well. It was a government-sponsored team originally composed mainly of Mystique's Brotherhood of Evil Mutants...

.

Impact

The series had several lasting results for the X-Men family of characters.
  • The original X-Factor
    X-Factor (comics)
    X-Factor is an American comic book series published by Marvel Comics. It is a spin-off of the popular X-Men franchise, featuring characters from X-Men stories. The series has been relaunched several times with different team rosters, most recently as X-Factor Investigations.X-Factor launched in...

     rejoined the X-Men, causing the team to be split into two separate units.
  • Val Cooper organized a new X-Factor as a government-sponsored team to replace the recently disbanded Freedom Force
    Freedom Force (comics)
    Freedom Force is the name of two teams within Marvel Comics' universe.The original was a supervillain team, though they occasionally acted in a heroic capacity as well. It was a government-sponsored team originally composed mainly of Mystique's Brotherhood of Evil Mutants...

    .
  • Muir Island
    Muir Island
    Muir Island is a small, fictional island off the northern coast of Scotland in the Marvel Comics universe. It plays a prominent role in the X-Men comics and its related series.-History:...

     was greatly damaged, causing many of its longtime inhabitants to vacate.
  • Polaris
    Polaris (comics)
    Polaris is a fictional comic book character appearing in books published by Marvel Comics, in particular the X-Men family of books. Created by Arnold Drake, Don Heck, Werner Roth and Jim Steranko, Polaris first appeared in The X-Men #49...

     lost her super-strength but regained her magnetic powers.
  • Professor X once again lost use of his legs.
  • Legion
    Legion (Marvel Comics)
    Legion is a Marvel Comics character, created by writer Chris Claremont and artist Bill Sienkiewicz.David is the mutant son of Charles Xavier and Israeli Holocaust survivor Gabrielle Haller...

     was left in a catatonic state, in which he would remain until the lead-up to Legion Quest.
  • The individual X-Men would abandon the team-uniform costumes for individual costumes once again.
  • Colossus
    Colossus (comics)
    Colossus is a fictional character, a superhero in the Marvel Comics universe. Created by writer Len Wein and illustrator Dave Cockrum, he first appeared in Giant-Size X-Men #1...

     was stripped of his Peter Nicholas persona and rejoined the X-Men.

Publication

  1. Uncanny X-Men
    Uncanny X-Men
    Uncanny X-Men, first published as The X-Men, is the flagship Marvel Comics comic book series for the X-Men franchise. It is the mainstream continuity featuring the adventures of the eponymous group of mutant superheroes...

     #278
  2. Uncanny X-Men
    Uncanny X-Men
    Uncanny X-Men, first published as The X-Men, is the flagship Marvel Comics comic book series for the X-Men franchise. It is the mainstream continuity featuring the adventures of the eponymous group of mutant superheroes...

     #279
  3. X-Factor
    X-Factor (comics)
    X-Factor is an American comic book series published by Marvel Comics. It is a spin-off of the popular X-Men franchise, featuring characters from X-Men stories. The series has been relaunched several times with different team rosters, most recently as X-Factor Investigations.X-Factor launched in...

     #69
  4. Uncanny X-Men
    Uncanny X-Men
    Uncanny X-Men, first published as The X-Men, is the flagship Marvel Comics comic book series for the X-Men franchise. It is the mainstream continuity featuring the adventures of the eponymous group of mutant superheroes...

     #280
  5. X-Factor
    X-Factor (comics)
    X-Factor is an American comic book series published by Marvel Comics. It is a spin-off of the popular X-Men franchise, featuring characters from X-Men stories. The series has been relaunched several times with different team rosters, most recently as X-Factor Investigations.X-Factor launched in...

     #70

The "Muir Island Saga" is a five-part Marvel Comics
Marvel Comics
Marvel Worldwide, Inc., commonly referred to as Marvel Comics and formerly Marvel Publishing, Inc. and Marvel Comics Group, is an American company that publishes comic books and related media...

 crossover
Fictional crossover
A fictional crossover is the placement of two or more otherwise discrete fictional characters, settings, or universes into the context of a single story. They can arise from legal agreements between the relevant copyright holders, or because of unauthorized efforts by fans, or even amid common...

 event involving the X-Men
X-Men
The X-Men are a superhero team in the . They were created by writer Stan Lee and artist Jack Kirby, and first appeared in The X-Men #1...

 and X-Factor
X-Factor (comics)
X-Factor is an American comic book series published by Marvel Comics. It is a spin-off of the popular X-Men franchise, featuring characters from X-Men stories. The series has been relaunched several times with different team rosters, most recently as X-Factor Investigations.X-Factor launched in...

, published in 1991. It was written by Chris Claremont
Chris Claremont
Chris Claremont is an award-winning American comic book writer and novelist, known for his 17-year stint on Uncanny X-Men, far longer than any other writer, during which he is credited with developing strong female characters, and with introducing complex literary themes into superhero...

 and Fabian Nicieza
Fabian Nicieza
Fabian Nicieza is an American comic book writer and editor who is best known for his work on Marvel titles such as X-Men, X-Force, New Warriors, Cable and Deadpool, and Thunderbolts, for all of which he helped create numerous characters.-Early life:The son of Omar and Irma Riguetti Nicieza, Fabian...

.

Plot

After warnings from Forge
Forge (comics)
Forge is a fictional character in the , a superhero associated with The X-Men.A mutant with an unsurpassed brilliance in technology, Forge has had a lengthy career as a government weapons contractor. He shared a romantic relationship with Storm, and a brief affair with Mystique which led him to...

 and Banshee
Banshee (comics)
Banshee is a fictional character, a Marvel Comics superhero who operates as a member of the X-Men. Created by writer Roy Thomas and artist Werner Roth, Banshee first appeared in X-Men #28 ....

, the X-Men
X-Men
The X-Men are a superhero team in the . They were created by writer Stan Lee and artist Jack Kirby, and first appeared in The X-Men #1...

 and Professor X
Professor X
Professor Charles Francis Xavier, also known as Professor X, is a fictional character, a Marvel Comics superhero known as the leader and founder of the X-Men....

 investigate Muir Island
Muir Island
Muir Island is a small, fictional island off the northern coast of Scotland in the Marvel Comics universe. It plays a prominent role in the X-Men comics and its related series.-History:...

, whose inhabitants have been taken over by the Shadow King
Shadow King
The Shadow King, also known as Amahl Farouk, is a fictional character that appears in comic books published by Marvel Comics. The Shadow King exists as an entity of pure psychic energy that feeds on the hatred of humanity...

. They are captured by the inhabitants. Professor X returns to his mansion, now in ruins after the Inferno
Inferno (Marvel Comics)
Inferno was a Marvel Comics company-wide crossover in 1989 that mainly involved the mutant titles, namely The Uncanny X-Men, X-Factor, X-Terminators, Excalibur, and The New Mutants...

 storyline, to use Cerebro
Cerebro
In the Marvel Comics universe, Cerebro is a device that the X-Men use to detect humans, specifically mutants. It was created by Xavier and Magneto, and was later enhanced by Dr. Hank McCoy...

, only to find Stevie Hunter
Stevie Hunter
Stevie Hunter is a comic book character in Marvel comics. Her first appearance was in Uncanny X-Men #139 as a surprise dance teacher for the newest X-Man/Student, Kitty Pryde, a.k.a. Shadowcat...

 on the run from Colossus
Colossus (comics)
Colossus is a fictional character, a superhero in the Marvel Comics universe. Created by writer Len Wein and illustrator Dave Cockrum, he first appeared in Giant-Size X-Men #1...

, also controlled by the Shadow King. Professor X battles Colossus and frees him from the Shadow King's control, but he is forced to strip away the Peter Nicholas persona he had been using since passing through the Siege Perilous
Siege Perilous (comics)
Siege Perilous is the name of two fictional devices appearing in books published by Marvel Comics. The first appeared in books starring Captain Britain, and the second in books featuring the X-Men...

. Xavier decides to call in his original students, now forming the team X-Factor
X-Factor (comics)
X-Factor is an American comic book series published by Marvel Comics. It is a spin-off of the popular X-Men franchise, featuring characters from X-Men stories. The series has been relaunched several times with different team rosters, most recently as X-Factor Investigations.X-Factor launched in...

.

On Muir Island, Wolverine
Wolverine (comics)
Wolverine is a fictional character, a superhero that appears in comic books published by Marvel Comics. Born as James Howlett and commonly known as Logan, Wolverine is a mutant, possessing animal-keen senses, enhanced physical capabilities, three retracting bone claws on each hand and a healing...

 separates himself from his party and is attacked and freed from control by Forge. Rogue
Rogue (comics)
Rogue was first slated to appear in Ms. Marvel #25 , but the book's abrupt cancellation left her original introduction story unpublished for over a decade, before seeing print in Marvel Super Heroes #11 in 1992. Rogue's first published appearance was in Avengers Annual #10...

 appears, ready to attack, but she too is taken out by Forge. The three regroup, but are quickly attacked by Banshee, who is also quickly taken down and freed. Banshee explains that Shadow King has been using Polaris
Polaris (comics)
Polaris is a fictional comic book character appearing in books published by Marvel Comics, in particular the X-Men family of books. Created by Arnold Drake, Don Heck, Werner Roth and Jim Steranko, Polaris first appeared in The X-Men #49...

 as a nexus between the physical world and the Astral Plane since the time Zaladane
Zaladane
Zaladane is a fictional character, a sorceress from Marvel Comics and the high priestess of the sun god Garokk, the Petrified Man...

 stripped Polaris of her magnetism powers. Using her new powers to absorb negative energy for superhuman strength, Shadow King plans on becoming all-powerful. They fear that to break that connection and defeat him, they may have to kill Polaris.

With X-Factor gathered, Professor X plans a strike on Muir Island using resources provided by Val Cooper. X-Factor lands on the island and quickly neutralizes its defenses. Back at the base, Professor X is attacked directly by the Shadow King, using his host body Jacob Reisz, who thinks he has control of all those present, including Cooper. She reveals herself to be a disguised Mystique
Mystique (comics)
Mystique is a fictional character associated with the Marvel Comics' franchise X-Men. Originally created by artist David Cockrum and writer Chris Claremont, she first appeared in Ms...

 and kills Reisz. Shadow King quickly shifts to a new host, Legion
Legion (Marvel Comics)
Legion is a Marvel Comics character, created by writer Chris Claremont and artist Bill Sienkiewicz.David is the mutant son of Charles Xavier and Israeli Holocaust survivor Gabrielle Haller...

. As X-Factor and the freed X-Men reach Polaris, Legion sets off an explosion that destroys much of the island.

Professor X lands on the island himself, but finds Legion holding all of his students captive. Legion is attacked unexpectedly by Storm, freeing the X-Men. He retreats and unleashes the X-Men and Muir Island inhabitants to take down his enemies. Professor X decides they must attack the Shadow King on both the physical and astral planes to defeat him, so he sends half the team to break the nexus formed with Polaris and the other half to protect his body while he is on the Astral Plane. He begins his battle with the Shadow King, but now the villain has become too powerful to attack. Jean Grey
Jean Grey
Jean Grey-Summers is a fictional comic book superheroine appearing in comic books published by Marvel Comics. She has been known under the aliases Marvel Girl, Phoenix, and Dark Phoenix and is best known as one of five original members of the X-Men, for her relationship with Cyclops, and for her...

, finding the damage inflicted to Xavier on the Astral Plane affecting his actual body, brings herself and the accompanying X-Men onto the Plane to assist. In the physical world, Forge defeats the still-controlled Psylocke
Psylocke
Psylocke is a fictional character depicted in comic books published by Marvel Comics, most notably those comics featuring the superhero team the X-Men. The character has also appeared in licensed adaptations. Created by writer Chris Claremont and artist Herb Trimpe, she first appeared in the UK...

 and uses her psychic knife on Polaris to disrupt and sever the nexus. His power source destroyed, the Shadow King is ripped apart.

In the aftermath, Professor X fails to repair the mental damage to Legion's mind, leaving Legion brain-dead, but is comforted by X-Factor's decision to rejoin the X-Men. Val Cooper, returned from Shadow King's control, recruits Polaris, Guido Carosella
Strong Guy
Strong Guy is the alias of Guido Carosella, a fictional character in the Marvel Comics universe. He was created by Chris Claremont and Bill Sienkiewicz in New Mutants volume 1 #29 , and was reinvented as Strong Guy by Peter David and Larry Stroman in X-Factor #71 .-Early life:Born in Rhinebeck,...

 and Jamie Madrox
Jamie Madrox
James Arthur "Jamie" Madrox, also called the Multiple Man, is a fictional character, a Marvel Comics superhero, associated with the X-Men...

 into a new government-sponsored team to replace Freedom Force
Freedom Force (comics)
Freedom Force is the name of two teams within Marvel Comics' universe.The original was a supervillain team, though they occasionally acted in a heroic capacity as well. It was a government-sponsored team originally composed mainly of Mystique's Brotherhood of Evil Mutants...

.

Impact

The series had several lasting results for the X-Men family of characters.
  • The original X-Factor
    X-Factor (comics)
    X-Factor is an American comic book series published by Marvel Comics. It is a spin-off of the popular X-Men franchise, featuring characters from X-Men stories. The series has been relaunched several times with different team rosters, most recently as X-Factor Investigations.X-Factor launched in...

     rejoined the X-Men, causing the team to be split into two separate units.
  • Val Cooper organized a new X-Factor as a government-sponsored team to replace the recently disbanded Freedom Force
    Freedom Force (comics)
    Freedom Force is the name of two teams within Marvel Comics' universe.The original was a supervillain team, though they occasionally acted in a heroic capacity as well. It was a government-sponsored team originally composed mainly of Mystique's Brotherhood of Evil Mutants...

    .
  • Muir Island
    Muir Island
    Muir Island is a small, fictional island off the northern coast of Scotland in the Marvel Comics universe. It plays a prominent role in the X-Men comics and its related series.-History:...

     was greatly damaged, causing many of its longtime inhabitants to vacate.
  • Polaris
    Polaris (comics)
    Polaris is a fictional comic book character appearing in books published by Marvel Comics, in particular the X-Men family of books. Created by Arnold Drake, Don Heck, Werner Roth and Jim Steranko, Polaris first appeared in The X-Men #49...

     lost her super-strength but regained her magnetic powers.
  • Professor X once again lost use of his legs.
  • Legion
    Legion (Marvel Comics)
    Legion is a Marvel Comics character, created by writer Chris Claremont and artist Bill Sienkiewicz.David is the mutant son of Charles Xavier and Israeli Holocaust survivor Gabrielle Haller...

     was left in a catatonic state, in which he would remain until the lead-up to Legion Quest.
  • The individual X-Men would abandon the team-uniform costumes for individual costumes once again.
  • Colossus
    Colossus (comics)
    Colossus is a fictional character, a superhero in the Marvel Comics universe. Created by writer Len Wein and illustrator Dave Cockrum, he first appeared in Giant-Size X-Men #1...

     was stripped of his Peter Nicholas persona and rejoined the X-Men.

Publication

  1. Uncanny X-Men
    Uncanny X-Men
    Uncanny X-Men, first published as The X-Men, is the flagship Marvel Comics comic book series for the X-Men franchise. It is the mainstream continuity featuring the adventures of the eponymous group of mutant superheroes...

     #278
  2. Uncanny X-Men
    Uncanny X-Men
    Uncanny X-Men, first published as The X-Men, is the flagship Marvel Comics comic book series for the X-Men franchise. It is the mainstream continuity featuring the adventures of the eponymous group of mutant superheroes...

     #279
  3. X-Factor
    X-Factor (comics)
    X-Factor is an American comic book series published by Marvel Comics. It is a spin-off of the popular X-Men franchise, featuring characters from X-Men stories. The series has been relaunched several times with different team rosters, most recently as X-Factor Investigations.X-Factor launched in...

     #69
  4. Uncanny X-Men
    Uncanny X-Men
    Uncanny X-Men, first published as The X-Men, is the flagship Marvel Comics comic book series for the X-Men franchise. It is the mainstream continuity featuring the adventures of the eponymous group of mutant superheroes...

     #280
  5. X-Factor
    X-Factor (comics)
    X-Factor is an American comic book series published by Marvel Comics. It is a spin-off of the popular X-Men franchise, featuring characters from X-Men stories. The series has been relaunched several times with different team rosters, most recently as X-Factor Investigations.X-Factor launched in...

    #70

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