Arkeus: A roaming corruptor escaped from Hell.
Banefire: A cleansing sorcerous flame.
Black Mist: A roaming psychic contagion; a symbiotic parasite inhabiting the host’s nervous system and bloodstream.
Chutsharak: Chaldean obscenity, loosely translated as “oh, fuck.”
Demon: Term loosely used to designate any nonhuman predator with sorcerous ability or a connection to Hell.
Exorcism: Tearing loose a psychic parasite from its host.
Hellbreed: Blanket term for a wide array of demons, half-demons, or other species escaped or sent from Hell.
Hellfire: The spectrum of sorcerous flame employed by hellbreed for a variety of uses.
Hunter: A trained human who keeps the balance between the nightside and regular humans; extrahuman law enforcement.
Imdarák: Shadowy former race who drove the Elder Gods from the physical plane, also called the Lords of the Trees.
Martindale Squad: The FBI division responsible for tracking nightside crime across state lines and at the federal level, mostly staffed with hunters and Weres.
Middle Way: Worshippers of Chaos, Middle Way adepts are usually sociopathic and sorcerous loners. Occasionally covens of Middle Way adepts will come together to control a territory or for a specific purpose.
OtherSight: Second sight, the ability to see sorcerous energy. Can also mean precognition.
Possessor: An insubstantial, low-class demon specializing in occupying and controlling humans; the prime reason for exorcists.
Scurf: Also called nosferatim, a semi-psychic viral infection responsible for legends of blood-hungry corpses, vampires, or nosferatu. Also, someone infected by the scurf virus.
Sorrow: A worshipper of the Chaldean Elder Gods.
Sorrows House: A House inhabited by Sorrows, with a vault for invocation or evocation of Elder Gods.
Sorrows Mother: A high-ranking female of a Sorrows House.
Talyn: A hellbreed, higher in rank than an arkeus or Possessor, usually insubstantial due to the nature of the physical world.
Trader: A human who makes a “deal” with a hellbreed, usually for worldly gain or power.
Utt’huruk: A bird-headed demon.
Were: Blanket term for several species who shapeshift into animal (for example, cougar, wolf, or spider) or half-animal (wererat or khentauri) form.