he's keeping it in the family. Avengers Academy: Marvel's Voices Infinity Comic #26 sees Mephisto's son Blackheart punished by his father, stripped of his demonic powers and immortality ...

Surtur, Lilith, & Blackheart are powerful Marvel demons with complex origins and ties to popular characters. Dormammu strategically reigns as a mighty demon, while Mephisto employs deals to ...