Omni-Man

Omni-Man
Art of Omni-Man from The Official Handbook of the Invincible Universe, by Ryan Ottley and Bill Crabtree.
Publication information
Publisher	Image Comics
First appearance	As Omniman: Supreme #53 (September 1997) As Omni-Man: Invincible #1 (January 2003)
Created by	Robert Kirkman Cory Walker Concept: Alan Moore & Chris Sprouse
Voiced by	Mark Fountain (motion comic) J. K. Simmons (television series, Mortal Kombat 1)
In-story information
Alter ego	Nolan Grayson Nowl-Ahn
Species	Viltrumite
Place of origin	Viltrum
Team affiliations	Guardians of the Globe Viltrum Empire
Partnerships	Debbie Grayson (first wife) Andressa (second wife)
Notable aliases	Nolan Grayson Spencer Samson The Azure Avenger Defender of Democracy
Abilities	Superhuman strength, speed, senses, and stamina Invulnerability Flight Longevity Accelerated healing Master Hand-to-hand combatant

Omni-Man (Nolan Grayson) is a fictional character in the Image Universe, created by writer Robert Kirkman and artist Cory Walker (with Ryan Ottley) as an expansion of a character concept created by Alan Moore and Chris Sprouse. Omni-Man is the father of Invincible and Oliver Grayson, and a member of the alien Viltrumite race, working as a superhero on Earth. Omni-Man appears in Supreme, Invincible, Noble Causes, and Dynamo 5.

In the Invincible television series and the video games Invincible: Guarding the Globe and Mortal Kombat 1, Omni-Man is voiced by J. K. Simmons.