The Paranormal Control & Investigation first appears in Slayer Advance Season 6 episode E84: Quick Sweep. In this episode the PCI, while not yet identified as such, deploys a special forces team called a Death Unit to kill demons and vampires in the Hudson Valley area. The PCI also appears without name in a few episodes in which Alexis is mysterious given the ability to become a police officer and later a United States Crisis Unit in Season 6's episode E86: Officer Perry. The Paranormal Control & Investigation later makes a full appearance in Slayer: Darkness Conspires in which Alexis is officially hired by the agency.