=-O Seriously, Supernatural not just entertainment - you also learn things... hello? James Lipton's "An Exaltation of Larks" anyone? What? I'm also a word nerd. Sue me.
Demon names and descriptions, Names of demons and their descriptions along with links and pictures. Description from blackmodelspicture.net. I searched for this on bing.com/images
Magick Wicca Witch Witchcraft: "Cauldron," by Victoria Frances.
The list of Slavic Mythology gods and creatures.
The List of Mythical Creatures - A Gods and Monsters Exclusive
Futakuchi-onna - Wikipedia, the free encyclopedia
A wide range of names for creating characters. http://bryndonovan.com/2015/09/24/master-list-of-mythical-creatures-and-beings/#more-3050
10 Supernatural Creatures Of Islamic Tradition
Writing about monsters? This is a great resource for mythical and supernatural creatures.