Nolan & Damien Darkblood

Nolan is one of the deuteragonists of Invincible, initially serving as the main antagonist of Season 1, before beginning to redeem himself in Season 2 and onwards. He is infamously known as the fallen "superhero" Omni-Man, who is also secretly known by his adopted Earth name Nolan Grayson. He is the husband of his wife Debbie Grayson, the father of Mark.

Damien Darkblood is a demon detective who seeks justice on others to save his own soul.