INVINCIBLE Volume Eleven 11: Happy Days is a single unit trade paperback graphic novel written by Robert Kirkman and published by Image Comics in 2009. The story follows the character Invincible, a superhero from the Guardians of the Globe, in the modern age era of US Comics. With a focus on superheroes and a captivating storyline, this volume is a must-have for collectors and fans of the Invincible series. Comic has wear on inner corners, and bent outer corners.
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