Tormented by memories of his hidden past, Wolverine sets out, along with Beast, to the Canadian government facility where he gained his Adamantium skeleton. There, he discovers everything he knows about himself, which isn't much as it is, is wrong.
While vacationing in Europe, Wolverine, Gambit, and Rogue hear of a local legend about a blue-skinned demon terrorizing an isolated town. They investigate, and not only discover that the demon is actually a mutant called Nightcrawler, but the nature of faith in the face of adversary.
Professor Xavier's step-brother, and sworn enemy, the Juggernaut loses his powers to a bumbling archeologist. He must overcome the pain of their childhood together, and have the powers restored to him to save his life.
Cyclops discovers that Corsair, the leader of the interstellar band of pirates known as the Starjammers, is his father. He's a fugitive on the run from the Shi'ar empire, and seeks his help in proving his innocence. But can the man who abandoned him as a child truly be trusted?
A founding member of the X-Men, named Iceman, breaks into a government facility. He refuses to trust his former teammates about his reasons for doing so, but when Jubilee aids him in his quest, it leads to the team going up against another group of mutants, known as X-Factor.
The X-Men face the Shi'ar Imperial Guard in a trial by combat to spare the life of Jean Grey, though even they begin to question the safety of the universe as long as the Dark Phoenix remains alive inside her.
As the Dark Phoenix grows increasingly hostile, even destroying an entire star system, the X-Men struggle to figure out a way to stop her without harming their teammate Jean Grey.
The Circle Club makes the Phoenix-controlled Jean Grey their new Queen, but finds two factors opposing it: her mental bond with Cyclops, and the presumed-dead Wolverine stalking after them.
The flirtation between Cyclops and a mutant singer named Dazzler exacerbates the Phoenix-controlled side of Jean Grey, leaving her open for manipulation by a secret sect of mutants coveting her immense powers for their own evil designs.
Fueled on by his desire to seek vengeance against the immortal mutant that changed him into a weapon of evil, Archangel persaudes Rogue into helping him hunt down and destroy Apocalypse.
Storm's unfettered weather-fury continues setting the stage for the rise of Garokk. Even if Storm can be brought back under control, the Sun God's geothermal rejuvenation will spell an end to the Antarctic paradise known as the Savage Land.
Mutant-draining, pterodactyl-man Sauron is persuaded into capturing Storm by Zaladane, the high priestess of Savage Land Sun God Garokk, unaware of her ulterior motives for unleashing the mutant's full potential.