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Invincible

Invincible is an American superhero comic book series created by writer Robert Kirkman and artist Cory Walker, published by Image Comics.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

Invincible is an American superhero comic book series created by writer Robert Kirkman and artist Cory Walker, published by Image Comics. It follows Mark Grayson, a teenage superhero whose father is Omni-Man, and explores his coming-of-age, family conflict, and battles across a larger superhero universe. The series ran for 144 issues from 2003 to 2018.

Premise

Invincible follows Mark Grayson after he begins developing powers and adopts the superhero identity Invincible. The series tracks his growth as a hero while he learns the truth about his father and the wider Viltrumite conflict.

Publication history

The comic debuted in 2003 and concluded in 2018 after 144 issues. It was published by Image Comics and later collected in multiple editions, including trade paperbacks and omnibus-style collections.

Creators and artwork

Robert Kirkman created and wrote the series. Cory Walker co-created the title and illustrated the early issues, while Ryan Ottley handled most of the interior art for the main run.

Reception and legacy

Invincible became one of Image Comics' best-known superhero series and later received adaptation in other media. It is often noted for its sustained continuity, major character developments, and explicit violence.

Key facts

  • The series was written by Robert Kirkman and initially drawn by Cory Walker before Ryan Ottley became the primary artist.
  • It was published by Image Comics and completed its run in 2018.
  • The story centers on Mark Grayson, a teenager who becomes the superhero Invincible.
  • Mark is the son of Nolan Grayson, also known as Omni-Man, one of the series' central characters.
  • The comic is known for combining superhero action with long-form character development and graphic violence.
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Canadian context

Invincible has a Canadian readership through its English-language publication, trade collections, and later screen adaptation, which increased its visibility in Canada alongside the broader international comic market.

Frequently asked questions

What is Invincible?
Invincible is a superhero comic book series about Mark Grayson, a teenager who becomes the superhero Invincible.
Who created Invincible?
The series was created by Robert Kirkman and Cory Walker.
Who publishes Invincible?
Invincible was published by Image Comics.
How many issues does Invincible have?
The main series ran for 144 issues.
Who is Omni-Man in Invincible?
Omni-Man is Nolan Grayson, Mark Grayson’s father and one of the central characters in the series.
When did Invincible run?
The comic began in 2003 and ended in 2018.

References

  1. Image Comics — https://imagecomics.com/comics/series/invincible
    Supports: Official series description, premise, and main characters.
  2. The Direct — https://thedirect.com/article/invincible-season-4-canon-change-omni-man
    Supports: Notes the comic series as the original continuity basis for the franchise.
  3. Mashable — https://mashable.com/article/invincible-finale-robert-kirkman-comics-interview
    Supports: States the comic ran for 144 issues and summarizes its long-form narrative.
  4. Wikipedia (French) — https://fr.wikipedia.org/wiki/Invincible_(comics)
    Supports: Provides publication dates, creators, artist credits, and main series details.
  5. Goodreads — https://goodreads.com/series/66423-invincible
    Supports: Lists the series as Invincible #1-144 and describes collected editions.