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
Pluto (mythology) referring to the underworld as a place, and Pluto regularly invoked as the partner of Persephone. Five Latin curse tablets from Rome, dating to the mid-1st century BC, promise Persephone and Pluto an offering of "dates, figs, and a black pig" if the curse is fulfilled by the desired deadline. The pig was a characteristic animal sacrifice to chthonic deities, whose victims were almost always black or dark in color. A set of curse tablets written in Doric Greek and found in a tomb addresses a Pasianax, "Lord to All," sometimes taken as a title of Pluto, but more recently