The Viltrumites in Invincibleare incredibly strong, but Mark Grayson's father, Omni-Man, far exceeds his fellow warriors in strength. While Invincible himself is no slouch, Nolan Grayson is one of ...

The mustache is much like his father's, Nolan Grayson (J.K. Simmons), and he wears ... His death isn't shown, but is certain, as he makes no appearance on the third day of the war.