Mighty Marvel Masterworks: The X-Men #1

In this pivotal issue from *Mighty Marvel Masterworks: The X-Men #1*, newly arrived student Jo joins the X-Men as they step out of the classroom and into their first real mission—racing to stop Magneto from seizing control of an Air Force base. With Professor X’s guidance and Jean Grey’s growing presence, the team faces a test of both courage and unity.

In "No One Can Stop the Vanisher," the X-Men face a new threat: a teleporting mutant with a dangerous knack for vanishing into thin air, targeting top-secret military data. As tensions rise during training, Iceman can't help but notice the growing focus Marvel Girl gives to Cyclops, adding friction to an already volatile situation.

In "Beware of the Blob!", the X-Men are sent to investigate a mysterious new mutant, leading them to a traveling carnival where they meet the immovable, bulletproof Blob—whose size and strange abilities make him both a curiosity and a challenge. Though he initially rejects their offer to join, the team soon realizes he knows their secret, prompting a careful plan to bring him back and erase his memories.

In "The Brotherhood of Evil Mutants!" from Mighty Marvel Masterworks: The X-Men #1, Magneto leads his new Brotherhood in seizing a freighter and launching a bold takeover of the South American nation of Santo Marco. The X-Men respond with a full-scale mission to reclaim the country, but when Xavier is caught in a devastating explosion, his psychic abilities are lost—leaving the team and their leader in uncharted territory.

In "Trapped: One X-Man!", the X-Men face a crisis when Professor Xavier's telepathy vanishes, leaving the team without guidance. With Magneto manipulating events from the shadows, the Toad's sudden athletic triumph sparks chaos—leading to a high-stakes showdown on Asteroid M, where Angel is taken and the team must risk everything to bring him home.

In a twist that sends shockwaves through the Marvel Universe, Namor the Sub-Mariner finds himself at the center of a clash between ideologies when Xavier and Magneto both suspect he might be a mutant. Magneto invades Atlantis with an offer to join his Brotherhood, aided by the Scarlet Witch’s spellbinding influence, drawing Namor into a conflict he never sought. As the X-Men arrive to stop the invasion, Namor must decide where his loyalties truly lie—before the tide turns against him.

In "The Return of the Blob," the X-Men graduate from Xavier's school, marking a new chapter as Cyclops takes charge under Professor Xavier’s guidance—just as a mysterious signal from Cerebro reveals the Blob’s return. When Magneto recruits the Blob for the Brotherhood, the mutant’s long-buried memories resurface, setting off alarms and forcing the team back into action. As tensions rise and missiles fly, the Blob faces a choice that could redefine his path—between loyalty and the life he once knew.

In "The Uncanny Threat of... Unus the Untouchable!", Beast, disillusioned after a violent encounter with a mutant-hating mob, leaves the X-Men to become a professional wrestler—only to cross paths with Unus, a mutant whose power makes him untouchable. When Unus attempts to join Magneto’s Brotherhood by challenging the X-Men, Hank’s invention threatens to amplify the mutant’s already unique ability, leading to chaos when Unus can’t even hold food. The X-Men must stop Beast from unleashing the machine’s full effect before the situation spirals further.

In "Enter, the Avengers!" from Mighty Marvel Masterworks: The X-Men #1, Xavier tracks down Lucifer in Bavaria, only to discover the villain’s heartbeat is tied to a massive thermal bomb. With the X-Men and the Avengers both arriving on the scene, tensions rise as the X-Men must prevent the Avengers from defeating Lucifer—knowing that victory would mean global destruction. When Xavier incapacitates Lucifer with a mind blast, he calls for help, and the Avengers agree to stand down, leaving the X-Men to disarm the bomb with Cyclops using his eye beams.

When the X-Men journey to Antarctica to investigate the legendary Ka-Zar, they find themselves deep in the Savage Land, where danger lurks beneath the jungle canopy. Forced to intervene when Jean and Warren are captured by the savage Swamp Men, the team must navigate a primal world where survival depends on more than just superpowers.