The X-Men save a young Mutant named Jubilee from a giant, mutant-hunting machine.
As the X-Men fight the Sentinels, they lose two members but gain another one.
The Beast goes to court and Professor X's old rival, Magneto destroys an enemy base.
Professor X and Magneto meet face to face for the first time in many years while Sabertooth and Wolverine face off.
The X-Men face off against the Morlocks and their leader, Castillo, who wants to make Scott their king.
Wolverine fights Sabertooth for an Inuit tribe and Gambit, Storm and Jubilee investigate a mutant paradise that is too good to be true.
Gambit, Storm and Jubilee find out that the mutant island they are investigating is really a mutant slave island. They get captured, but a mysterious mutant named Cable helps them escape.
The X-Men come home to find their mansion destroyed. They start to suspect a mutant named Colossus destroyed the house, but find out it was really the muscle bound Juggernaut who is Professor X's step brother.
Rogue finds out a scientist who has the cure to stop being a mutant, but it turns out that it's Mystique working to find mutants for Apocalypse.
An ancient and very powerful mutant named Apocalypse is going to take over the world, so he creates four horsemen to help him.
A mutant from the future named Bishop tries to change the future, where mutants are tracked down and killed.
Bishop and the X-Men must stop Avalanche, the Blob and Pyro from hurting Senator Kelly, and ruining the future.
Senator Kelly, now a hostage of Magneto, is soon rescued by a Sentinel, who severely injures his captor in the process, but Kelly is not yet out of danger, the Sentinel Master mold has every intent of using Kelly for its' own ends. With The Sentinels rebelling, the X-Men and Magneto join forces to retrieve Kelly.
Scott and Jean are "married", and depart to celebrate, Wolverine vents his rage on losing his chance to have a girl he cares deeply for, an old Friend returns as an enemy, and Storm falls victim to the machinations of Mr. Sinister
Cyclops and Jean's honeymoon is cut short by Mr. Sinister and the Nasty Boys and Morph's plan to destroy the X-Men gets a snag.
Storms' godson is possessed by The Shadow King and Wolverine tracks down the unstable Morph. Magneto and Professor X find their situation in the Amazon getting worse.
Reunited in Russia with Colossus, several of the X-Men battle the soviet super weapon Omega Red, revived by followers of the old union.
Wolverine goes back to his homeland, Canada, and is attacked by his old team, Alpha Flight. Weapon X is going to get his adamantium skeleton back.
Gambit must face his past as he battles the woman he left at the alter.
Bishop returns to save his time and stop a mutant disease, but his actions lead to a far greater tragedy.
To save his time, Cable must undo everything Bishop did, and help Apocalypse infect mutants with the disease.
Rouge must face her dark past when she is haunted by a familiar woman.
Beast falls in love with a blind patient named Carly, but her father won't let her get near him. Wolverine tries to take down the Friends of Humanity, a mutant hate group.
An alien named Mojo captures the X-Men and forces them to be on his television channel.
Professor X and Magneto end up in the Savage Land and Morph makes a rematch between Wolverine, Jean Grey, and Cyclops and Mr. Sinister and the Nasty Boys.
When the X-Men are defeated and powerless in the Savage Land, it is up to Wolverine and Ka-Zar to rescue them and save the day.
Wolverine heads into the Morlock tunnels with the remaining X-Men when they hear of an attack, and confronts an ex lover of his, bearing the ultimate grudge.
An alien life form called the Spirit Drinker drains the life force of Jubilee and the Reavers, so its up to Lady Deathstrike and Wolverine to stop it.
When Professor X is getting messages in his dreams, he sends the X-Men to outer space to solve a conflict.
The X-Men return home, barely escaping their space adventure. When they get home, Professor X's dark side attacks them.
Professor X sees an alien princess named Lilandra being captured by Juggernaut and Black Tom Cassidy in his dreams.
Everyone is trying to get their hands on the M'Kraan Crystal, including the Starjammers, Lilandra, and her brother, Emperor D'Ken.
Emperor D' Ken is now the most powerful being in the universe. The X-Men, Imperial Guard, and the Starjammers find themselves out powered. Can the Phoenix stop him?
A power draining mutant named Sauron captures Storm. He is persuaded by Zaladane, the princess of the Savage Land.
The X-Men are no match against Storm's weather fury. Even if Storm can be brought back under control of herself, the Savage Land still may be destroyed.
Fueled by his hate of Apocalypse, Archangel tries to convince Rouge to help him hunt down and destroy Apocalypse.
When Jean Grey suspects that Cyclops may be flirting with the mutant, Dazzler, her dark side is unleashed, leaving her open to manipulation by evil mutants.
The Circle club makes the now-evil Jean Grey/Dark Phoenix their new queen. Now only Cyclops and Wolverine can stop them.
Dark Phoenix is going crazy, even destroying entire star systems. The X-Men need to find a way to stop Dark Phoenix without harming Jean Grey.
Abducted by the Shi'ar, the X-Men are forced to challenge the imperial guard to an honorable duel for Jean's future on the surface of the moon, but how long can the Dark Phoenix be contained?
Iceman refuses to tell his former teammates why he had broken into a government area. When Jubilee over hears of his story on why he did it, she feels sympathy towards him. She then joins him, as he strives to save his wife, who he believes to be captured by the government.
Cyclops learns that Corsair, the leader of the Starjammers, is really his father. When Corsair comes to the X-Men for help, can he be trusted?
Juggernaut, Professor Xavier's step brother and enemy, loses his powers to an archaeologist. With the help of the X-Men, Juggernaut's powers are restored.
While in Europe, Wolverine, Gambit, and Rouge hear of a blue, furry mutant terrorizing local towns. They go to stop him, but realize he may not be evil at all.
Wolverine and Beast set out in Canada to find some clues to Wolverine's past. They go to where Wolverine got his adamantium skeleton, and find out some shocking secrets.
Wolverine and Storm are recruited on a time travel mission by Bishop. They go to an alternate reality, where they are married. Saving Professor Xavier might lead to some bad things though.
Bishop, Shard, Wolverine, and Storm have a chance to rescue Xavier, but they must defeat Nimrod, the most powerful robot warrior and Mastermold, the Sentinels' leader.
Morph finally returns to the X-Men, a changed man. But, his return also causes another one, when the Sentinels attack the X-Men. Can Morph fight?
Proteus, a 15 year old reality-warping mutant, rampages through Scotland, searching for his father. It is up to the X-Men to stop him, but they find out it will be harder than it sounds.
Proteus has tracked down his father, who is now running for Secretary of State. Now it is up to Professor X to stop the mutant that even defeated Wolverine.
Magneto builds a home for mutants only on an orbiting base, which he names Asteroid M. Many mutants go with him to live in space, but most of the X-Men stay on Earth.
Fabian Cortez, the new leader of Asteroid M, initiates a nuclear war with Earth. The X-men must stop him and save Gambit, who is on Asteroid M.
In the year 3999, Apocalypse steals Cable's computer, making him able to travel through time. He ruins Scott and Jean's wedding, and sends Bishop to a time stream, where he is trapped.
Apocalypse captures a powerful mutant named Oracle. Professor X comes up with a plot to save her, and the X-Men must split up and battle villains.
After stealing the government's time machine, Cable recruits the X-Men to help him on his mission of destroying Apocalypse.
Apocalypse has captured the psychics and his plan is almost complete. It is up to Wolverine, Cable, Bishop, and the remaining X-Men to stop him.
During Christmas, Jubilee, Storm, and Wolverine must go to the Warlock tunnels, and save a mutant boy named Leech from dying of a terrible disease.
Wolverine finds himself losing control of his anger, and acting like an animal more often. He travels to Japan for a brake, but must save a city, without going crazy.
Rouge's old boyfriend has been revived. When she was young, she kissed him and her powers were awakened, sending him into a coma. Could he have anything to do with the aliens Wolverine is fighting?
Cyclops heads to the town of Skull Mesa, where mutants and humans live in peace. When he gets there, he doesn't have his powers. Something weird is happening in the town....
After getting a concussion, Professor X is trapped in the Astral Plane, where he must face his arch-rival, the Shadow King, without the help of his X-Men.
Quicksilver and the Scarlet Witch go out to face Magneto, the murderer of their birth-mother. The rest of the history is unknown, until a huge secret is let out.
Phalanx, an alien life form that can turn into any shape or person, is causing havoc downtown, and it is up to the X-Men to stop it. Soon, all the X-Men are captured, except Beast, who now must save the Earth.
Searching for assistance to fight the Phalanx, Beast finds Forge and Banshee, and some unexpected help from Magneto and Mr. Sinister. The team must defeat the Phalanx from the inside to save the world.
Wolverine and Storm are trapped with Omega Red, the Soviet Union's living weapon. They must stop Omega Red before he can fulfill his deadly plan.
While mourning Jean's "death", Cyclops quits the X-Men and visits his old orphanage. He finds out that a wealthy man is going to adopt all the children, but Cyclops has to save the children when the man is using the kids in a bad way.
A rebel from another dimension named Longshot has no memory of his past life. It turns out that Mojo, the evil TV executive is after him. He puts Longshot and the X-Men in a deadly contest that he broadcasts live to up his ratings.
Nightcrawler gets a mysterious message from his birth mother, who he never knew. The trouble starts when one of the X-Men recognizes Nightcrawler's mother's voice....
An alien named Arkon unleashes terrible weather on Earth to get Storm's attention. He asks her to come to his planet and fix their eco-system. She and the rest of the X-Men go. Storm fixes it and Arkon proposes to her.
As everyone gets ready for Storm's marriage, some bad things are discovered. Wolverine, Cyclops, and Beast discover that Arkon is really a ruthless dictator. They must get to Storm before it is too late.
Jubilee makes up a fairy tale for some children involving herself, the X-Men, and their greatest foes.
Fabian Cortez releases Apocalypse from the astral plane, and must find him a new body. He finds Jubilee, and kidnaps her. The X-Men must stop Apocalypse before he can use Jubilee's body.
Wolverine remembers long ago when he fought in World War II with Captain America. They must battle the Red Skull and his henchmen.
An ancestor of Charles Xaviers' recounts in his diaries the tragic unbecoming of William Essex, an individual who would soon aspire to be something quite sinister...
The army hears of a mutant named Sam Guthrie who has cannonball powers, and tries to enlist him. When he doesn't want to go, the X-Men come and save the day.
Xavier is mortally wounded by Gyrich. The X-Men put together a risky strategy to save Charles' life, but they require Magneto's help, and he's preparing for war.