Darksiders

The Darksiders are a branch of Scav that you have to kill for the quest A New Direction. They are located in triton flats. Some notable Darksiders include Magma Rivers, a named li'l Darksider. Wally Wrong, a regular Darksider, and Fair Dinkum, a lunatic version of a Darksider. The quest  requires them to be killed because they are the enemies that drop the prisms required to get into crisis scar. The entirety of the quest takes place in the building known as the grabba.