NPCs composing that spawngroup :

decayed_prisoner (20%)

decayed_soldier (20%)

decayed_soldier (20%)

decayed_soldier (20%)

undead_jailer (5%)

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

karnor_3, range=24 (102,-571,38)

karnor_4, range=12 (104,-592,38)

karnor_5, range=62 (54,-590,38)

karnor_8, range=25 (102,-611,38)

karnor_10, range=64 (56,-612,38)

karnor_14, range=66 (67,-546,40)

caller_of_Sathir (20%)
spectral_caller (80%)

karnor_21, range=35 (84,-575,19)

karnor_22, range=40 (105,-629,22)

karnor_23, range=64 (55,-573,19)

karnor_24, range=77 (181,-635,31)

karnor_25, range=48 (137,-635,31)

karnor_32, range=87 (119,-503,17)

karnor_64, range=79 (78,-521,5)

karnor_65, range=70 (102,-521,3)

karnor_79, range=41 (114,-631,-44)

karnor_80, range=44 (143,-626,-45)

karnor_81, range=27 (141,-602,-45)

karnor_82, range=77 (74,-655,-42)

karnor_83, range=86 (39,-551,-44)

karnor_84, range=88 (121,-679,-44)

karnor_88, range=29 (91,-575,-44)

karnor_89, range=63 (92,-532,-44)

karnor_90, range=71 (115,-661,-16)

karnor_91, range=35 (96,-619,-4)

karnor_92, range=25 (117,-565,-4)

karnor_99, range=89 (185,-532,-35)

karnor_102, range=77 (147,-519,-35)

karnor_119, range=11 (105,-590,20)