
A lot of the side materials have them clashing ( in more ways than one) with the Red Clan, who are essentially a superpowered street gang.

Inverted in that the main character is an Ordinary High-School Student who's been framed for a murder, on the run with both Scepter 4 and the Red Clan after him. The Blue Clan, Scepter 4 in K is a supernatural police division, tasked with cases involving Strains, the series' rogue supers.Tasogare Otome X Amnesia: The Paranormal Investigation Club tends to function this way, more so in the manga.
PARANORMAL AGENCY HINTS SERIES
YuYu Hakusho started out this way in the beginning, but quickly dropped the paranormal mystery aspect of the series in favor of paranormal action.In fact, after witnessing Mamoru healing himself and Luna talking to Usagi, he thinks that their group might be aliens. Sailor Moon: Ittou is a member of the Sci-Fi Club at his school, to which he reports any UFO sightings.But she mainly does it so the spirit in question will move on and leave her alone. She doesn't have a firm of her own, so she accepts assignments from the Livelihood Preservation Group, as an exorcist. As such, spirits are naturally drawn to her.

