Invincible, Volume 12Robert Kirkman, Ryan OttleyInvincible (Definitive Edition), book 12

Characters in Invincible, Volume 12

4 characters, main characters first.

Main characters

Invincible
The titular hero, Mark Grayson, who is left in ruins after a battle and questions his ability to protect Earth.

Antagonists

Conquest
A powerful Viltrumite warrior who battles Invincible, leaving him and his world in ruins.

Supporting characters

Omni-Man
Invincible's father, Nolan Grayson, a powerful Viltrumite who prepares for the impending Viltrumite War deep in space.
Also in Invincible, Volume 5
Allen the Alien
An Unopan champion who joins Omni-Man in preparing for the Viltrumite War.