User blog comment:ImperiexSeed/Supernatural Mysteries/@comment-3045936-20120409230825

Devea and hellhounds are creatures of Hell confirmed in Salute to Supernatural season 2 and 4. It further in Salute to Supernatural for season 5 that the Whore of Babylon is another creature of hell that rises when Lucifers walks the Earth. Eve's creations are all the supernatural monsters of the Earth. Hellish creatures are spiritual natives of Hell which was confirmed in Salute to Supernatural season 6.