With Season 2 of Invincible beginning on November 3, now is a great time to catch up on the comic book series that the animated show is adapted from. A superhero saga with a modern spin, Invincible follows Mark Grayson as he embarks on a career of costumed crime-fighting, but it's not long before he gets caught up in devastating family secrets, global threats, and galactic confrontations in his alter-ego of Invincible.

Quick look: Invincible compendium deals

Volume 1 and 2 are part of Amazon's buy one, get one 50% off book sale.