One of comics' wildest writers takes on the symbiotic super hero! Flash Thompson, the Secret Avenger called Agent Venom, faces Daimon Hellstrom and the Monsters of Evil in a battle to save his soul! But when Venom's psychopathic offspring targets the subatomic realm, Flash and the new Scarlet Spider must put their rivalry aside to deal with the madness of Carnage! Venom says farewell to NYC and heads to Philadelphia — but Toxin follows soon after. And the pair of lethal symbiotes may unwittingly unleash something even more deadly! Can Flash battle side-by-side with the original Venom, Eddie Brock, to save the City of Brotherly Love? Plus: Underworld boss Lord Ogre! The killer called Crossbones! And…a symbiotic sidekick?! Cullen Bunn's explosive Venom run is collected in full!