The Raven darkness. The use of the raven—the "devil bird"—also suggests this. This devil image is emphasized by the narrator's belief that the raven is "from the Night's Plutonian shore", or a messenger from the afterlife, referring to Pluto, the Roman god of the underworld (also known as Dis Pater in Roman mythology). A direct allusion to Satan also appears: "Whether Tempter sent, or whether tempest tossed thee here ashore..." Poe chose a raven as the central symbol in the story because he wanted a "non-reasoning" creature capable of speech. He decided on a raven, which he considered "equally capable of speech"
Orcus (Dungeons & Dragons) slumber, Acererak scheming with the Negative Energy Plane, and a once-powerful follower of Orcus sending a final impassioned prayer. Orcus was now "a thin, small, shadowy creature", and renamed himself Tenebrous. He was still a god, but much less powerful than before his death. His servants had been slain by Kiaransalee, so Tenebrous brought them back as undead tanar'ri called "visages", tasking them to gather information to plot his vengeance. He also found the Last Word in the ruins of Pelion on the plane of Arborea, which he could use to slay even gods. He sought the "Wand of Orcus",