First Appearance Of
Fantastic Four #47 (1966). Stan Lee and Jack Kirby. Terrigen Mist debuts as part of the Inhumans mythology.

1st Appearance

First Appearance of Terrigen Mist

Fantastic Four #47

February 1966 · Marvel · Silver Age

Stan Lee and Jack Kirby's 1965 Inhuman gene-activator. Terrigen Mist is the vapor that triggers latent Inhuman genetic potential, transforming humans with Inhuman heritage into superpowered beings (Black Bolt, Medusa, Karnak, Gorgon, Triton, Crystal, Quicksilver-by-marriage).

Key Issue

Created by Stan Lee · Jack Kirby

By Atomm Updated

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Marvel Comics Concept Inhuman gene-activator vapor.

Terrigen Mist first appears in Fantastic Four #47 (February 1966), Stan Lee and Jack Kirby, as part of the Inhumans mythology. Inhumans undergo Terrigenesis (exposure to the Mist) to activate their latent powers. The Mist became canonically toxic to mutants during the 2010s X-Men line; the conflict drove Inhumans vs. X-Men (2017), Charles Soule, Jeff Lemire, and Leinil Yu.

Firsts Timeline

  1. Fantastic Four #47 cover
    First Appearance February 1966

    Fantastic Four #47

    By Stan Lee, Jack Kirby

    Lee and Kirby. Terrigen Mist debuts as the Inhuman gene-activator vapor. The framework establishes that Inhumans must undergo Terrigenesis (exposure to the Mist) to activate their latent powers; the ritual is part of every Inhuman's coming-of-age.

  2. Inhumans vs. X-Men February 2017

    Inhumans vs. X-Men #1

    By Charles Soule, Jeff Lemire, Leinil Yu

    Charles Soule and Jeff Lemire write; Leinil Yu pencils. The Terrigen Mist's effect on mutants becomes the central conflict of the 2010s X-Men line. Released into Earth's atmosphere during Infinity (2013), the Mist proves toxic to mutants and triggers the M-pox epidemic. The arc concludes with the Mist being neutralized.

What Terrigen Mist is

Stan Lee and Jack Kirby introduced Terrigen Mist in Fantastic Four #47 (February 1966) as the gene-activator vapor of the Inhumans mythology. The framework: Inhumans must undergo Terrigenesis (exposure to the Mist) to activate their latent powers; the ritual is part of every Inhuman’s coming-of-age. The Mist became canonically toxic to mutants during the 2010s X-Men line, triggering the M-pox epidemic that drove the Inhumans vs. X-Men (2017) event.

Collector context

Fantastic Four #47 trades modestly. CGC 9.4 is in the four-figure range.

Frequently asked questions

The questions readers and collectors ask most.

What is Terrigen Mist's first appearance?

Fantastic Four #47 (February 1966), Lee and Kirby.

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