Cerberus

Cerberus is a famous mythical creature of mythology, specifically Greek mythology. Cerberus is the guard of the Underworld, the hound of Hades. Cerberus is depicted as a multiple headed dog who is giant in size and extremely terrifying. He guards the gates of the underworld to prevent the dead from escaping that chilling realm. He comes from a monstrous family; his parents were Typhon & Echidna.