Pluto (mythology) authorship of the lyrics that have survived as the "Orphic Hymns", among them a hymn to Pluto. Orpheus's voice and lyre-playing represented a medium of revelation or higher knowledge for the mystery cults. In his central myth, Orpheus visits the underworld in the hope of retrieving his bride, Eurydice, relying on the power of his music to charm the king and queen of Hades. Greek narratives of Orpheus's descent and performance typically name the ruler of the underworld as "Plouton", as for instance in the "Bibliotheca". The myth demonstrates the importance of Pluto "the Rich" as the possessor of a
Hades More elaborate names of the same genre were "Ploutodótēs" () or "Ploutodotḗr" (), meaning "giver of wealth". Epithets of Hades include "Agesander" () and "Agesilaos" (), both from "ágō" (, "lead", "carry" or "fetch") and "anḗr" (, "man") or "laos" (, "men" or "people"), describing Hades as the god who carries away all. Nicander uses the form "Hegesilaus" (). He was also referred to as "Zeus katachthonios" (Ζεὺς καταχθόνιος), meaning "the Zeus of the Underworld", by those avoiding his actual name, as he had complete control over the Underworld. In Greek mythology, Hades, the god of the underworld, was the