1) Death god 2) Forgotten Realms deity 3) Hades 4) Hades in Roman mythology 5) Pluto, when in Rome 6) Roman deity 7) Roman Hades 8) The ancient Roman underworld 9) Underworld god 10) Unearned remuneration Found on https://www.crosswordclues.com/clue/orcus
[Dungeons & Dragons] Orcus is the fictional demon prince, and lord of the undead in many campaign settings for the Dungeons & Dragons fantasy role-playing game. He is named after Orcus of Roman mythology. His symbol is a mace with a human skull as the head. Orcus is one of the most detailed demon lords of the Dungeons & Dragons game and one... Found on http://en.wikipedia.org/wiki/Orcus_(Dungeons_&_Dragons)
(minor planet 90482) Orbits of Orcus (red), Pluto (green), and other planets compared One of the largest known Kuiper Belt objects (KBO). It was initially and provisionally known as 2004 DW. The name Orcus, from a Roman god of the dead and another name for the Greek de... Found on http://www.daviddarling.info/encyclopedia/O/Orcus.html
the ancient Roman god of the underworld, identified with the Greek Pluto, or Hades. · the ancient Roman underworld; Hades; Dis. Found on https://www.infoplease.com/dictionary/orcus