NPCs composing that spawngroup :

A_Dark_Vision (100%)

NPCs spawning around that spawngroup :
(Max range : 100)

griegsend_An_Atra_Somnium9, range=82 (-7,2240,-55)

An_Atra_Somnium (100%)
An_Atra_Somnium (100%)

griegsend_A_Dark_Sending_0, range=96 (0,2305,-55)

A_Dark_sending_ (100%)

griegsend_An_Occisor_Acerbus259, range=35 (-121,2262,-55)

#Occisor_Primorus (5%)
An_Occisor_Acerbus (95%)

griegsend_225221, range=54 (-135,2239,-55)