Collects Grendel: War Child (1992) #1-10, Grendel: Past Prime SC (2000 Dark Horse) An Illustrated Novel, and Grendel: Devil Quest (1995).
Matt Wagner's masterpiece reaches its conclusion in the final volume of the omnibus, completing the entire Grendel saga! The world belongs to Grendel-Khan Orion Assante and his elite warrior caste of Grendels, but when Orion dies, the world is thrown back into chaos. To protect young Jupiter Assante, rightful heir to the throne, those still loyal to the Grendel-Khan must turn to a new power - the terrifying Grendel-Prime! The story of Orion's cyborg paladin unfolds in War Child, Devil Quest, and Past Prime, three tales that form the apotheosis of Wagner's groundbreaking, centuries-spanning epic!