Cory Walker Book order (chronological)

Mark Grayson is just like most everyone else his age. He's a senior at a normal American high school. He has a crappy job after school and on weekends. He likes girls quite a bit, but doesn't quite understand them. he enjoys hanging out with his friends and sleeping late on Saturdays (at least until the good cartoons come on). The only difference between Mark and everyone else his age is that his father is the most powerful superhero on the planet, and as of late he seems to be inheriting his father's powers. But that's only the beginning of Mark's problems...

For sixty years, Keen Marlowe has been a super hero, taking down bad guys, fighting the good fight. But it's is about to come crashing to an end. See, Marlowe is dying - maybe today, maybe tomorrow, the only question is when. But Marlowe isn't about to go quietly into the night. Before he goes, he intends to leave the world a safer place for his family. And if that means hunting down - and murdering - every super-villain he can, so be it. They don't call him "Destroyer" for nothing. Collects The Destroyer #1-5.

Collecting the formative issues in the grown of Invincible as a superhero. This volume collects Invincible's violent battle with the villainous Angstrom Levy, his reunion with his estranged father and the bloody battle with the Viltrumites. This is a can't-miss for any Invincible fan and a perfect addition to any bookshelf.Collects issues #25–35, The Pact #4 and some extras.

Having a father who is the most powerful superhero on the planet makes life interesting for Mark Grayson, but the high schooler's life really starts to heat up when he finds himself inheriting his father's powers.