The Marvel Universe has always been home to Star-Spangled and high-flying heroes of every kind, as well as countless villains for those heroes to face off against. Of course, there are always going to be villains that are worse than their respective nemeses not just by their nature as antagonists, but for the sheer horror they cultivate and rely on as such.
Source：https://www.cbr.com/marvel-superheroes-scary-ranked/
