Mark has to cut a study date short to help save Mount Rushmore from a crazed scientist. Robot deals with Action - Comic as he assembles a new team of world-saving superheroes.

Feeling confident in his new abilities, Mark risks a team-up with a local villain to take down a crime lord, while simultaneously juggling school and a new relationship.

Feeling lost and confused, Mark looks for advice from Eve. At the same time, everyone's looking for him.

In the aftermath of his father's betrayal, Mark struggles with his responsibilities as Invincible and encounters an unexpected enemy.

As Mark attempts to salvage his personal life, a new villain arrives, presenting Invincible with his greatest challenge yet. Donald grapples with his past.