NPCs composing that spawngroup :

a_spirit_caller (25%)

a_spirit_guard (25%)

a_spirit_healer (25%)

a_spirit_speaker (25%)

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

a_grimling_cadaveris_1432330, range=107 (-42,-178,-26)

a_grimling_cadaverist (2%)

a_grimling_dreamspin_1432318, range=180 (225,-198,-5)

a_grimling_dreamspinner (100%)

a_possessed_corpse_1432293, range=72 (111,-87,-27)

a_possessed_corpse_1432292, range=50 (106,-137,-27)

a_possessed_corpse_1432291, range=50 (72,-86,-27)

a_possessed_corpse_1432290, range=15 (70,-141,-26)

a_possessed_corpse_1432289, range=21 (48,-114,-28)

a_grimling_warder_1432270, range=82 (-19,-100,-28)

a_grimling_warder (2%)

a_grimling_deathbrin_1432261, range=119 (-49,-190,-27)

a_grimling_deathbringer (2%)
a_grimling_manaseeker (2%)

a_smudged_grimling_1432255, range=189 (236,-193,-6)

a_grimling_skullcracker (2%)
a_smudged_grimling (2%)

a_smudged_grimling_1432251, range=126 (-67,-162,-27)

a_grimling_skullcracker (2%)
a_smudged_grimling (2%)

a_grimling_manacraft_1432235, range=131 (-67,-180,-27)

a_grimling_manacrafter (2%)

acrylia1232099, range=38 (58,-96,-29)

acrylia1232073, range=64 (93,-81,-29)

acrylia1232072, range=62 (117,-121,-29)

acrylia1232062, range=131 (-57,-201,-29)

a_savage_Shik`Nar (50%)
a_savage_Shik`Nar (50%)

acrylia1232061, range=117 (-61,-134,-28)

acrylia1232026, range=62 (18,-183,-29)

Acrylia_Bosses, range=145 (0,0,0)

#Khati_Sha_the_Twisted (0%)
#Vraxis_the_Burrower (0%)