Absalom was a religious African-American vampire working for the Anointed One. He attempted to resurrect the Master by kidnapping Giles, Jenny, Cordelia and Willow, and was burnt to death by Buffy in When She Was Bad.

Acathla was a demon entombed in rock with a sword sticking out of his chest. Buried deep underneath Sunnydale and unearthed by some construction workers before being stolen by Angelus. He removed the sword from Acathla’s chest which created a vortex which began to suck the world into a hell …

Buffy’s death in Prophecy Girl, albeit very brief, was enough to activate another Slayer, Kendra. The two met in season two’s What’s My Line? (Part 1). Giles said in that episode that the event was unprecedented.

Adam was a secret experiment (human/demon/machine hybrid) made by Professor Maggie Walsh of the Initiative. He killed his maker then embarked on a mission to discover what he really was (The I in Team). Adam masterminded a giant battle between demons and the Initiative soldiers with massive casualties on both …

Anya mentions some alternative universes in Triangle, including the Land of Trolls, the land of perpetual Wednesday and the world without shrimp.

Hailing from the dimension of Pylea, Anagogic demons have distinctive green skin and small red horns protruding from the forehead. Known for their tracking and hunting skills they have the power to channel their mind to read the aura of other beings. Anagogics can survive decapitation as long as their …

Andrew Borba was a religious nut who was turned into a vampire. He attacked Buffy and Owen in Sunnydale’s morgue. Buffy mistakenly thought he was the Anointed One and killed him by throwing him into an incinerator in Never Kill a Boy on the First Date.

Andy Hoelich was an ex-gymnastics team member at Sunnydale High, turned into a vampire. The Scoobies failed to stake him as he acrobatically got away at the beginning of the episode Anne.

Is that a “perfect moment of happiness” in your pocket, or are you just pleased to see me? The vampire Angelus tortured and killed a gypsy girl, and was cursed by Kalderash gypsies. They restored his soul and gave him a conscience, so that he must live with the guilt …

Ano-Movic demons are peaceful, easy-going demons who have the ability to look human. Their demon faces are red, with prominant brow bones. They became assimilated into our culture, occasionally nodding toward their demon heritage by obeying certain customs - such as eating the brains of a first husband at a …

The Anointed One was a small boy named Colin who became a member of the Master’s Order of Aurelius. Buffy believed she had killed The Anointed One in Never Kill a Boy on the First Date but she got the wrong vampire. The Anointed One led Buffy to the Master …

Anya first came to Sunnydale as Anyanka, a vengeance demon, but was made mortal when Giles destroyed her power source in The Wish. She began dating Xander, much to the astonishment of his friends. The two eventually decided to get married, though Xander left her at the altar in Hell’s …

Aradia is the Goddess of the Lost. She appears as a small light to guide those who are lost. In Fear Itself, Willow called upon Aradia using a guiding spell to get her friends out of the bewitched frat house: “Aradia, Goddess of the lost, the path is murky, the …

Arashmaharr is a world or dimension in which D’Hoffryn, the head of the vengeance demons, resides. In Something Blue, Anya attempted to summon D’Hoffryn using the spell, “Blessed be, the name of D’Hoffryn. Let this space be now a gateway to the world of Arashmaharr, where demons are spawned.”
In …

An Ascension is when a mortal or part-demon becomes pure demon, resulting in massive destruction. In Graduation Day (Part 1) Anya revealed she was the only living person to witness an Ascension, and it took a volcano to destroy the resulting demon (Lohesh, a four winged soul killer). In Graduation …