NPCs composing that spawngroup :

A_Dark_Vision (2%)

A_Dark_Vision (2%)

A_Dark_Vision_ (2%)

A_Writhing_Vision (2%)

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

griegsend1304049, range=49 (-162,2239,-55)

griegsend1304050, range=53 (-190,2180,-55)

griegsend1304063, range=37 (-129,2231,-55)

griegsend1304064, range=97 (-169,2102,-55)

griegsend1304083, range=99 (-238,2186,-55)

a_darkened_occultist (50%)
servant_of_the_magistrate (50%)

griegsend1304095, range=69 (-206,2214,-55)

A_Dark_sending_1432813, range=67 (-149,2262,-52)

A_Dark_Sending_ (2%)

A_Dark_Vision_1432960, range=99 (-213,2262,-52)

A_Dark_Vision_ (2%)

A_Dark_Vision_1432969, range=79 (-182,2262,-52)

An_Atra_Somnium (2%)
A_Dark_Vision (2%)

A_Dark_Vision_1432988, range=70 (-117,2262,-52)

A_Dark_Vision (2%)

Grieg_VeneficusTrigg_1433138, range=90 (-72,2134,-54)