NPCs composing that spawngroup :

#A_Lucid_Vision (2%)

An_Occisor_Acerbus (2%)

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

A_Dark_Vision_1432914, range=28 (-455,1938,-57)

A_Dark_Vision (2%)
A_Dark_Vision_ (2%)

griegsend_282483, range=62 (-517,1913,-65)

Scribblings (100%)

griegsend_282485, range=96 (-450,2006,-56)