Deciding he needed abilities like the original Green Goblin and Hobgoblin if he was to have a similar reputation, Macendale attempted to steal the Goblin secret formula for superhuman strength. After failing to do so, he intimated Harry Osborn by threatening Osborn's loved ones for wanting the Goblin formula, resulting in a confrontation between himself and the second Green Goblin where Macendale was overcame. During a demonic invasion of Manhattan, Macendale felt dejected and humiliated. Offering to sell his soul in exchange for a demon's power, the demon N'astirh fused a demon to Macendale. Enhanced by the demon's power but horrified as his handsome face transformed into a demonic one, Macendale blamed his suffering on Spider-Man and Osborn. He hunted Spider-Man down for revenge. With his demonic powers, Macendale defeated Spider-Man easily but Mary Jane Watson intervened before he could deliver the killing blow.