Invincible Comics Read Online is a superhero comic book series created by writer Robert Kirkman and artist Cory Walker. The series was first published in 2003 by Image Comics and ran for 144 issues until its conclusion in 2018.
The story follows the adventures of Mark Grayson, a teenager who inherits superhuman abilities from his father, Omni-Man, a member of the Viltrumite race. As Mark trains to become a superhero, he faces challenges and adversaries both personal and cosmic in scale.

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Robert Kirkman Author
The author of Invincible is Robert Kirkman, an American comic book writer and creator who is best known for creating the popular comic book series The Walking Dead. Born on November 30, 1978, in Richmond, Kentucky, Kirkman was interested in comics from an early age and began self-publishing his work in the mid-90s.
Invincible, which debuted in 2003, quickly gained a cult following for its fresh take on the superhero genre and its mix of humor, action, and drama. Kirkman has won numerous awards for his work in comics, and his influence on the medium has made him one of the most important figures in the industry.
Invincible Comics Main Characters
Grayson Family
Mark Grayson: Invincible, a 17-year-old high school student and a Viltrumite/human hybrid.
Omni-Man: Former greatest superhero of Earth and Mark’s father, Nolan; married to Debbie Grayson.
Debbie Grayson: Mark’s mother and adoptive mother of Oliver Grayson.
Lord Argall: Omni-Man’s father, former king of the Viltrumites, and grandfather of Invincible and Oliver Grayson.
Oliver Grayson: Mark’s alien half-brother, the result of Nolan’s relationship with a Thraxan alien. He is adopted by Debbie and resembles a Viltrumite/human with purple skin. He takes on the sobriquets of Kid Omni-Man and Young Omni-Man to rehabilitate the memory of his father in the general public.
Terra Grayson: Daughter of Atom Eve and Mark Grayson, who becomes the third Invincible.
Superheroes
Atom Eve: Samantha Eve Wilkins, member of the Teen Team and former classmate of Mark’s. She can manipulate all matter and eventually becomes Mark’s wife and the mother of Terra.
Allen the Alien: Champion Evaluation Officer who worked for the Coalition of Planets and later became its leader.
Guardians of the Globe: A superhero team, most of whom were killed by Omni-Man.
The Immortal: Apparently unkillable leader of the Guardians of the Globe, briefly beheaded by Omni-Man, resurrected by the Mauler Twins, and later killed by Invincible in a far alternate future.
Black Samson: Original member of the Guardians of the Globe who lost and then recovered his powers.
Rex Splode: Former member of the Teen Team and the Guardians of the Globe who can make objects explode by charging kinetic energy. He sacrificed himself to kill a hostile alternate-dimension Invincible.
Dupli-Kate: Former Member of the Teen Team and the Guardians of the Globe, creates an army of duplicates of herself.
Bulletproof: Initially turned down for membership in the Guardians of the Globe, Bulletproof later joined the team and becomes the second Invincible after Mark temporarily loses his powers.
Shrinking Ray: Former member of the Guardians of the Globe, now deceased.
Monster Girl: A girl cursed by a gypsy who can shapeshift into a large ogre-like creature with superhuman strength. Her normal self becomes younger physically with each transformation. Her boyfriend, Robot, finds a cure for the curse, allowing her to develop normally.
The Shapesmith: A Martian disguised as human astronaut Rus Livingston, who uses his metamorphic powers to change his shape.
Darkwing II: Continues Darkwing’s legacy and can teleport himself and others via the Shadow-verse.
Fightmaster and Drop Kick: Two time-travelling martial arts masters from the same era as the future insane Immortal.
Invincible Comics Allies
Amber Justine Bennett: Mark’s ex-girlfriend.
William Francis Clockwell: Mark’s best friend and roommate who initially dates Eve.
Cecil Stedman: Head of the clandestine Global Defense Agency and government liaison.
Donald Ferguson: Cecil’s assistant, Guardians of the Globe contact, and android.
Art Rosenbaum: Family friend of the Graysons and tailor of superhero costumes.
Rick Sheridan: Classmate of Mark and William who begins dating William after it is revealed that he is homosexual.
Invincible Comics Antagonists
Angstrom Levy: A villain who can create portals to alternate dimensions. After Mark and his friends stopped him, he became obsessed with revenge and began targeting alternate versions of himself and his friends from different dimensions.
Machine Head: The leader of a crime syndicate that operates in the city of Las Vegas. He has enhanced physical abilities due to cybernetic implants.
Titan: A former member of Machine Head’s crime syndicate who turned on him and became a hero, taking on the name Black Samson after the original lost his powers.
Battle Beast: A warrior from an alien race called the Thraxans, who have short life spans and engage in battles to gain glory and honor. He comes to Earth to find worthy opponents to fight and prove his worth.
Dinosaurus: A genetically-engineered dinosaur with human-level intelligence who seeks to create a better world by committing acts of terrorism in order to reduce the world’s population and ecological impact.
Thragg: The leader of the Viltrumite empire and the father of Thula, who was killed by Mark in self-defense.
Anissa: A former member of the Teen Team and a villain who becomes Mark’s love interest before raping him and becoming pregnant with their child, Markus.
The Mauler Twins: A pair of mad scientists who clone themselves repeatedly in order to achieve immortality and carry out their experiments.
Seth Rogan: A Hollywood actor who becomes obsessed with making a movie about Invincible and begins to interfere with Mark’s life and relationships.
Reanimen: A group of undead beings created by a mad scientist named Doc Seismic to serve him and carry out his plans.
Doc Seismic: A villain who uses earthquakes as weapons and controls the Reanimen.
Angela Spica: Also known as “Engineer”, she is a member of a secret organization known as “The Guardians of the Globe” and seeks to destroy all superheroes, believing that they are a threat to humanity.
Kursk: An alien conqueror who seeks to enslave the people of Earth.
The Flaxans: An alien race that invades Earth and engages in a war against humanity. Their technology allows them to manipulate time, leading to a prolonged conflict.
Conquest: A Viltrumite warrior and member of the Viltrumite empire who seeks to conquer and dominate other planets. He is killed by Invincible in a brutal battle.
The Coalition of Planets: A group of planets that have formed an alliance in order to protect themselves from threats. They later become involved in a conflict with the Viltrumite empire.
Invincible Comics Summary
Invincible is a sprawling epic that takes the superhero genre to new heights. At its core, the series is about the relationships between its characters, as they face personal and cosmic challenges that test their bonds. The series is not afraid to subvert expectations and take risks, resulting in shocking twists and turns that keep the reader on the edge of their seat.
The art style is dynamic and expressive, with vivid colors and detailed character designs that bring the world of Invincible to life. The series also explores mature themes such as family, identity, and mortality, giving it depth and resonance beyond its superhero trappings.
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Invincible is a must-read for any fan of superhero comics. The series combines thrilling action, complex characters, and thought-provoking themes into a package that is both entertaining and meaningful. The series is not afraid to take risks and push the boundaries of the genre, resulting in a story that is both surprising and satisfying.
The characters are relatable and fleshed out, with their struggles and triumphs making for a compelling narrative. The art is top-notch, with each page packed with energy and detail that captures the spirit of the story.
Overall, Invincible is a masterpiece of superhero storytelling that deserves to be experienced by any fan of the genre.