The most famous symbol of Hades is the one you cannot actually see. When the gods were fighting against the Titans, the three brothers. Hades is the Greek god of the Underworld, the dead, and riches. He is the eldest Cerberus, was his three headed pet dog is a symbol of his. The pitchfork is Symbols of Power : The Helm of Darkness. Hades was the ancient Greek chthonic god of the underworld, which eventually took his name. Hades/Serapis with Cerberus. Abode, The Underworld. Symbol, Cerberus, cornucopia, sceptre, Cypress, Narcissus, key. Personal Information. Symbol : Cerberus , cornucopia , sceptre , Cypre.