1) Buffyverse demon 
Halfrek or Hallie is a recurring fictional character on the TV series Buffy the Vampire Slayer. She appears as a vengeance demon in seasons 6 and 7, and has previously appeared as Cecily in season 5. She is played by actress Kali Rocha. ==Halfrek== Halfrek is a long-time associate and sometime friend of Anya, who knew her from her days as a vengea...