Brian Azzarello’s Walmart Halloween Swamp Thing super issue Get ready for some Swamp Thing awesomeness with Walmart’s Halloween super-sized 100-Page Giant. The horror-themed one-shot spotlights an original Swamp Thing story by Brian Azzarello and Greg Capullo. Additionally, the Walmart 100-Page exclusive will feature seven spooky tales from the DC Vault, including Swamp Thing’s first appearance…