NPCs composing that spawngroup :

NPCs spawning around that spawngroup : (Max range : 100) A_Dark_sending_1432873, range=32 (122,1737,-60) An_Atra_Somnium (2%) griegsend1304000, range=76 (68,1832,-64) a_mangled_clairvoyant (100%) A_Dark_Vision_1433070, range=58 (105,1707,-61) An_Occisor_Acerbus (2%)