The Entity is constantly feeding on the emotions of the survivors and Killers in it's realm, Hope, Fear, Suffering, Hatred and many more but constantly being killed would drain someone quickly of any kind of emotions leaving you at some point as a empty vessel with nothing to feed of anymore landing you a nice place in the Void where you stay forever but to make sure it doesn't come to this that quickly the Entity would come up with a plan or two how to get the traumatized in many other ways getting a couple different emotions to feed from for a change