Magneto on the cover of X-Men #1 (1963), confronting the original X-Men as their first antagonist.

1st Appearance and 1st Cover

First Appearance of Magneto

X-Men #1

September 1963 · Marvel · Silver Age

A Holocaust survivor who decided the world would not come for his kind again without a fight. The X-Men's greatest adversary, longest-serving ally, and most ideologically consequential character.

Key Issue

Created by Stan Lee · Jack Kirby

By Atomm Updated

The first appearance (1st app) of Magneto is X-Men #1 (September 1963), created by Stan Lee and Jack Kirby. Erik Lehnsherr debuts as the X-Men's first antagonist, a mutant supremacist whose ideological conflict with Professor Charles Xavier defines the X-Men franchise for sixty years. Chris Claremont's run (1975 to 1991) established the Holocaust-survivor backstory that reframed Magneto from straightforward villain into tragic, morally complex antihero whose position the comics treat as legitimate rather than evil.

Quick Facts

Debut
X-Men #1 (September 1963)
Real name
Max Eisenhardt. Erik Lehnsherr is a pseudonym adopted during World War II. Both names are canonical depending on era.
Creators
Stan Lee (script), Jack Kirby (art)
Publisher
Marvel Comics
First enemy
The X-Men (his primary antagonists at debut and across decades)
First ally
Brotherhood of Mutants (Quicksilver, Scarlet Witch, Toad, Mastermind in the classic Silver Age lineup)
Team affiliations
Brotherhood of Mutants (founder), X-Men (in reformed-hero storylines), Acolytes, Hellfire Club (briefly)

First Appearance

  1. X-Men #1 cover
    First Appearance First Cover September 1963

    X-Men #1

    By Stan Lee, Jack Kirby

    Magneto debuts as the X-Men's first antagonist. Stan Lee writes; Jack Kirby designs the costume and character. Same issue: first Cyclops, Jean Grey, Beast, Iceman, Angel, Professor X.

    Read the full breakdown

Creation Story

Magneto was created as a straightforward Cold War-era supervillain. X-Men #1 (September 1963) introduces Erik Lehnsherr as a mutant supremacist attempting to take over a NATO missile base. Stan Lee’s script and Jack Kirby’s design established the visual template (purple-and-red costume, helmet, operatic cape) but not the character’s depth. Early Magneto stories framed him as the mutant world’s equivalent of Marvel’s other menacing-world-conqueror archetypes: a Dr. Doom with magnetism.

The character’s transformation into one of the most morally complex figures in superhero comics came from Chris Claremont. Claremont inherited Magneto when he took over X-Men in 1975 and spent years building the backstory. Uncanny X-Men #150 (October 1981) first canonized the Holocaust-survivor origin, reframing Magneto’s anti-human militancy as the rational response of a man who had already lived through the attempted extermination of his people. The retcon was not a softening of the character; it was a recontextualization that made him harder to dismiss.

Claremont extended the framing across his sixteen-year run. Uncanny X-Men #200 (1985) put Magneto on trial for his crimes and began his period as a reformed member of the X-Men. The character’s willingness to work with Xavier, disagree fundamentally about methods, and still commit to the mutant cause made him the most politically complicated figure on Marvel’s roster.

The film and TV era

Ian McKellen’s Magneto in Bryan Singer’s X-Men films (2000, 2003, 2006) is the reference version for most audiences. McKellen’s performance draws directly from Claremont’s Holocaust-survivor framing, with the opening sequence of the 2000 film set in a Nazi concentration camp. Michael Fassbender’s Magneto in the prequel trilogy (2011, 2014, 2016, 2019) extends the same framing into the 1960s civil-rights-era setting. Both performances are widely regarded among the strongest in Marvel film adaptation.

The Krakoa era

Jonathan Hickman’s House of X / Powers of X (2019) reshaped Magneto’s role again. The Krakoan-era Magneto works alongside Xavier to found and govern a mutant nation-state. The positioning frames Magneto not as antihero but as a founding father of an independent people, making his earlier militancy look like consistent ideology rather than villainy. The Krakoa arc ran from 2019 through the X-Men: Inferno event in 2022 and is the most consequential modern X-Men publishing shift.

Collector context

X-Men #1 is the Magneto key and a Silver Age Marvel foundational book. See the Cyclops and Jean Grey pages for pricing context.

Secondary keys: X-Men #4 (1964) is the first Brotherhood of Mutants and first Quicksilver and Scarlet Witch. Uncanny X-Men #150 (1981) is the Holocaust-backstory canonization. X-Men #1 (1991) is the Jim Lee best-selling comic ever. House of X #1 (2019) is Magneto’s modern political pivot.

Key subsequent appearances

After the debut, these are the issues collectors and historians reach for next.

  1. 1963

    X-Men #1

    First appearance.

  2. 1964

    X-Men #4

    First Brotherhood

    First appearance of the Brotherhood of Mutants. Introduces Quicksilver, Scarlet Witch, Toad, and Mastermind as Magneto's original team.

  3. 1981

    Uncanny X-Men #150

    Holocaust Backstory

    Chris Claremont first establishes Magneto as a Holocaust survivor. Definitive retcon that reshapes the character into the modern version.

  4. 1985

    Uncanny X-Men #200

    On Trial

    Magneto stands trial for his crimes. Begins the reformed-Magneto era where he joins the X-Men.

  5. 1991

    X-Men #1 (1991)

    Mutant Massacre Era

    Jim Lee and Chris Claremont launch the new flagship X-Men title with Magneto as primary antagonist. Best-selling comic book of all time (over eight million copies across variants).

    Newsstand variant
  6. 2019

    House of X #1

    Krakoan Era

    Jonathan Hickman's Krakoa-era Magneto works with Xavier to found a mutant nation-state. Pragmatic alliance framed as uneasy peace.

In adaptations

Film, TV, animation, and game appearances.

  1. 1992

    X-Men: The Animated Series

    Animated

    Starring:David Hemblen

    Five-season Fox Kids series. Hemblen's performance defined the animated Magneto for a generation of viewers.

  2. 2000

    X-Men

    Film

    Starring:Ian McKellen

    Bryan Singer directs. McKellen plays Magneto across three original X-Men films. Definitive screen version for most audiences.

  3. 2011

    X-Men: First Class

    Film

    Starring:Michael Fassbender

    Matthew Vaughn directs. Fassbender plays young Magneto in the prequel trilogy (First Class, Days of Future Past, Apocalypse, Dark Phoenix).

Frequently asked questions

The questions readers and collectors ask most.

What is Magneto's first appearance?

Magneto's first appearance is X-Men #1 (September 1963), created by Stan Lee and Jack Kirby. The issue is also the first appearance of Cyclops, Jean Grey, Beast, Iceman, Angel, and Professor X. Magneto appears as the X-Men's first antagonist.

Is Magneto a Holocaust survivor?

Yes, in modern continuity. The Holocaust-survivor backstory was first canonized by Chris Claremont in Uncanny X-Men #150 (October 1981). The retcon reframed Magneto from a straightforward Cold War-era supervillain into a character whose radicalism is grounded in witnessed genocide and the fear of its recurrence. The backstory is now considered foundational to the character and features in Bryan Singer's films, the Fox television series, and modern Marvel comics.

What is Magneto's real name?

Max Eisenhardt. Erik Lehnsherr is a pseudonym adopted during his time in hiding after the Holocaust. Both names appear across continuity. 'Magneto' is the public name. Modern comics, particularly Greg Pak's Magneto: Testament limited series (2008), use Max Eisenhardt as his canonical birth name and Erik Lehnsherr as his adopted identity.

Did Magneto become a hero?

Yes, multiple times. Chris Claremont's run in the 1980s had Magneto join the X-Men after standing trial in Uncanny X-Men #200 (1985). The reformed-Magneto era ran several years. Modern continuity has Magneto in an ongoing ambiguous position, sometimes working with the X-Men and sometimes against them. Jonathan Hickman's Krakoan era (2019 to 2022) positioned Magneto as a core architect of the mutant nation alongside Xavier.

Are Scarlet Witch and Quicksilver his children?

Yes in classic Marvel continuity, no in modern Marvel continuity. Claremont's 1980s work established Magneto as the father of Wanda and Pietro Maximoff. AXIS (2014) retconned the relationship: Magneto is no longer their biological father. The retcon is contested in fan circles but stands in current continuity. Wanda and Pietro's original debuts in X-Men #4 (1964) predate the father relationship reveal by roughly two decades.