Pluto (mythology) from the 5th century BC onward the name Hades was increasingly reserved for the underworld as a place. Neither Hades nor Pluto was one of the traditional Twelve Olympians, and Hades seems to have received limited cult, perhaps only at Elis, where the temple was opened once a year. During the time of Plato, the Athenians periodically honored the god called "Plouton" with the "strewing of a couch" "(tên klinên strôsai)". At Eleusis, "Plouton" had his own priestess. Pluto was worshipped with Persephone as a divine couple at Knidos, Ephesos, Mytilene, and Sparta as well as at Eleusis, where they
Pluto (mythology) fera vota)", where fallen gladiators were human sacrifices to Dis and Charon received their souls as his payment, to the delight of the underworld Jove "(Iovis infernalis)". Medieval mythographies, written in Latin, continue the conflation of Greek and Roman deities begun by the ancient Roman themselves. Perhaps because the name Pluto was used in both traditions, it appears widely in these Latin sources for the classical ruler of the underworld, who is also seen as the double, ally, or adjunct to the figure in Christian mythology known variously as the Devil, Satan, or Lucifer. The classical underworld deities became casually