UC Sunnydale freshman Daniel "Oz" Osbourne plays lead guitar for local band "Dingoes Ate My Baby" and is a reluctant werewolf, having being bitten on the thumb by his younger cousing Jordy.

When not providing husky lead vocals for local band "Shy", Veruca likes to let the wolf lose on full moons, and is trying to encourage Oz to do the same.

The powerful Vahrall demon clan are a doomsday cult, who have been known to engage in ritual blood-letting, grave-robbing and the kidnapping of human sacrifices in order to achieve their goals.

Adam is a bio-mechanical demonoid constructed under the top secret "314 Project" by The Initiative, a government-funded military unit specialising in researching (and ultimately controlling) the demon world.

Fomerly a UCSD student and sub-officer in The Initiative, Forrest Gates has been transformed into a construct and serves as Adam's lieutenant.

"Can't even shout, can't even cry,
the Gentlemen are coming by;

Looking in windows, knocking on doors,
the need to take 7 and they might take yours;

Can't call to mom, can't say a word,
you're gonna die screaming but you won't be heard"

Sarcastic and opportunistic, Sunday leads a small pack of vampires who pray on emotionally vulnerable freshmen at UCSD, leaving run-away notes in their dorm rooms and stealing their stuff.

While lacking in size, this self-styled "Dark lord of nightmares" certainly brings the terror to those who would (un)wittingly attempt to summon him.

Keen eyesight, a voracious appetite and the ability to produce sharp bone-skewers from either wrist make this demon class a foe not to eb taken lightly.

Cyrus was a gullible-yet-enthusiastic minion of the vampire Harmony during her brief attempt to reign terror over the UCSD community.

UCSD's Delta Zeta Kappa fraternity has been provided with decades of financial and political influence by their devotion and ritual sacrifices to the snake-like demon Machida, who resides below their manse-like campus residence.

Lei-Ach Demons were a once proud warrior race of demons, but by the early 21st century they tended to prowl through places such as hospitals feeding on the bone marrow of the sick and weak. They also spoke their own language which consisted of growls and hisses.