Omni-Man evolves as a parent, showing differences in his approach towards Oliver and Mark. J.K. Simmons acknowledges the intense meme culture surrounding Invincible, keeping updated through his kids.

Thragg, the Grand Regent of the Viltrumites, surpasses Omni-Man in strength and is Invincible's main villain. Invincible eventually becomes the strongest character, surpassing Omni-Man as the ...