NPCs composing that spawngroup :

An_Enthralled_Razorfiend (25%)

An_Enthralled_Underbulk (25%)

a_shrieker (25%)

a_shrieker (25%)

NPCs spawning around that spawngroup :
(Max range : 200)

thedeep1312282, range=46 (-727,158,-72)

a_shrieker (100%)

thedeep1312281, range=119 (-885,172,-59)

a_shrieker (50%)
a_shrieker (50%)

thedeep1312256, range=130 (-860,236,-60)

An_Enthralled_Underbulk (100%)

thedeep1312255, range=132 (-888,201,-60)

#Oldencamp_the_Lost (50%)
an_enthralled_outcast (50%)

thedeep1312252, range=134 (-636,149,-94)

An_Enthralled_Underbulk (20%)
An_Enthralled_Underbulk (80%)

thedeep1312251, range=123 (-650,172,-93)

an_enthralled_outcast (50%)
An_Enthralled_Razorfiend (50%)

thedeep1312246, range=22 (-753,127,-65)

a_shrieker (34%)
a_shrieker (33%)
a_shrieker (33%)
a_shrieker (34%)
a_shrieker (33%)
a_shrieker (33%)
a_shrieker (34%)
a_shrieker (33%)
a_shrieker (33%)

thedeep1312170, range=192 (-578,131,-90)

an_enthralled_outcast (50%)
an_enthralled_outcast (50%)

thedeep1312132, range=183 (-587,147,-90)

thedeep1312017, range=135 (-640,180,-94)