NPCs composing that spawngroup :

a_darkened_occultist (34%)

a_shadowy_figure (33%)

a_wretched_servant (33%)

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

griegsend1304095, range=50 (-206,2214,-55)

griegsend1304084, range=98 (-260,2233,-55)

griegsend1304083, range=92 (-238,2186,-55)

a_darkened_occultist (50%)
servant_of_the_magistrate (50%)

griegsend1304063, range=33 (-129,2231,-55)

griegsend1304050, range=65 (-190,2180,-55)

A_Dark_Vision_1432950, range=85 (-244,2262,-52)

An_Atra_Somnium (2%)