6Collecting 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. From visionary creators Robert Kirkman (The Walking Dead), Cory Walker (Science Dog), and Ryan Ottley (Amazing Spider-Man).