
Their line of thought is "if Outsiders have no reason to get into the world, they won't".

My witch hunters specifically hunt Warlocks and Witches because they make deals with entities from the Outside, and regardless of the actual nature of these patrons the truth is that the fact that they start breaking in attracted by prospective followers or straight up by people who try to summon them they open the gates for bad shit to happen while making the world's defenses worse over time.
