Tartaros (ToPs)

Tartaros, being another name for Tartarus which he changed his name to to avoid confliction with his personification, was the Protogenos Deity that once formed and ruled Underworld being the Spirit of the Hell Pit of the same name. Tartaros is the Father of Typhon, whom is the father of all Monsters and sometimes dubbed as the "Titan of Winds" and the "Father of Evil Spirits", father-in-law to Echidna the mother of Monsters.

Trivia

 * Tartarus or Tartaros are Greek words meaning "tartar encrusting the sides of casks".