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 ...

Nolan Grayson, aka Omni-Man, is still dealing with the weight of what he did in season one for the Viltrumite empire and we wish we had seen more of Nolan’s struggle. Invincible’s second ...