Invincible spends time with his new crime-fighting friends - but before being accepted he must prove his worth. Aliens invade, Omni-Man disappears, and Mark can't catch a break. Also, who keeps blowing up his classmates?

Invincible faces his most formidable foe yet. Enter: Allen the Alien! Plus killer cyborgs, a new love interest, someone discovers his secret identity, and Mark uncovers the painful truth of where babies come from.

When a series of brutal murders rocks the crime-fighting community, Invincible gets caught in the middle of the drama. Who is guilty? Who is safe? Who guards the Guardian?

The end begins here! Sometimes family secrets are never spoken of again. Other times, they come back from the dead and try to kill someone you live. Guess which one happens to Invincible.

The thrilling conclusion! After Chapter 5's revelation, Invincible's world comes tumbling down. Buildings fall, lives are lost, and Mark is left with a deadly choice.

High school senior Mark Grayson reaches the time in a boy's life when he starts dating, applying to colleges, and using his newly inherited superpowers to battle the world's deadliest criminals