90482 Orcus given the designation S/2005 (90482) 1 before later being named "Vanth". It orbits Orcus in a nearly face-on circular orbit with an eccentricity of about 0.007, and an orbital period of 9.54 days. Vanth orbits only from Orcus and is too close to Orcus for ground-based spectroscopy to determine the surface composition of the satellite. Mike Brown suspects that like the Pluto–Charon system, Orcus and Vanth are tidally locked. Vanth does not resemble known collisional satellites because its spectrum is very different from that of its primary, and it may be a captured KBO. Vanth could also have originated as
Orcus (Dungeons & Dragons) Orcus's remaining forces will begin their siege on Lemoriax. Orcus is ultimately defeated in his battle against Demogorgon and retreats to Thanatos to heal, but the battle has helped to weaken Demogorgon, and Orcus will return to Gaping Maw shortly thereafter and remain hidden. If Demogorgon is slain, Orcus will have a chance to claim the title of Prince of Demons, and whether or not he is successful he will claim Lemoriax. The fourth edition "Monster Manual" names the Raven Queen as a god whom Orcus particularly wants to destroy, as he hungers to usurp her control over death and