In Greek mythology, Ekhidna was a monstrous she-dragon who was half-woman, half-snake. She was a symbol of the earth's corruption, representing rot, slime, fetid waters, illness, and disease. In Simanity, she is the fated mate of Typheus, son of Tartaros.

Typhoeus a monstrous storm-giant from Greek mythology, waged war against Zeus and the gods of Olympus. He was defeated and imprisoned in Tartarus, the underworld, where he continues to cause devastating storms.  In Simanity, he will carry the lineage of werewolves together with his fated mate Ekhidna.