Characters created by Jason Aaron

Marvel Comics supervillain

Knull () is a fictional character appearing in American comic books published by Marvel Comics, commonly in association with Venom and Carnage. He was later retroactively established as an unseen enemy of Thor and the Silver Surfer, as he was behind Gorr the God Butcher's mission to hunt down and kill various deities, in addition to having come into conflict with the Silver Surfer via a temporal black hole through time. The character is depicted as an evil deity who created the weapon known as All-Black the Necrosword and the alien races known as the Klyntar/Symbiotes and Exolons, reignin

Blackheart is a character appearing in American comic books published by Marvel Comics, usually as an adversary to the superhero Ghost Rider. Created by writer Ann Nocenti and artist John Romita Jr., Blackheart first appeared in Daredevil #270 (September 1989).