NPCs composing that spawngroup :

#A_Terror_Wraith (10%)

a_shadow (33%)

plaguebone_skeleton (57%)

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

citymist_1, range=139 (-117,-416,76)

#A_Terror_Wraith (10%)
greater_war_boned_skeleton (90%)

citymist_33, range=152 (11,-566,76)

greater_war_boned_skeleton (100%)

citymist_78, range=199 (-114,-355,261)

citymist_100, range=135 (-6,-564,76)

citymist_101, range=96 (-120,-459,75)

citymist_102, range=27 (-116,-566,75)

citymist_103, range=83 (-138,-636,76)

citymist_105, range=127 (-241,-474,75)

citymist_136, range=192 (-245,-391,4)

citymist_137, range=142 (-225,-438,5)

citymist_139, range=168 (-136,-385,4)

a_shadow (16%)
greater_spurbone (16%)

citymist_141, range=131 (-139,-422,5)

plaguebone_skeleton (25%)

citymist_142, range=90 (-231,-557,3)

Captain_of_the_Guard (10%)
greater_spurbone (90%)

citymist_143, range=68 (-154,-620,5)

an_apparition (50%)
greater_spurbone (50%)

citymist_145, range=103 (-236,-593,3)

Captain_of_the_Guard (10%)
greater_spurbone (90%)

citymist_146, range=41 (-138,-594,3)

an_apparition (100%)

citymist_147, range=45 (-162,-513,5)

citymist_148, range=102 (-235,-513,5)

a_shadow (25%)
greater_spurbone (25%)

citymist_149, range=113 (-230,-623,23)

citymist_150, range=118 (-234,-626,5)

a_shadow (16%)
plaguebone_skeleton (16%)

citymist_151, range=106 (-231,-496,3)

citymist_152, range=81 (-100,-483,4)

citymist_156, range=164 (-188,-395,4)

a_shadow (25%)
greater_spurbone (25%)

citymist_158, range=149 (-1,-500,21)

citymist_162, range=51 (-100,-584,22)

citymist_163, range=100 (-100,-645,23)

citymist_164, range=156 (14,-529,5)

a_haze_golem (33%)
a_haze_golem (34%)

citymist_165, range=176 (-54,-400,10)

a_haze_golem (50%)
a_lost_one (50%)

citymist_166, range=128 (-15,-530,5)

#A_Mighty_Golem (10%)
a_vapor_golem (90%)

citymista_War_Bone_Overlord00035094065, range=193 (-215,-374,20)

a_War_Bone_Overlord (10%)
greater_spurbone (90%)

citymist_spectral_courier0_takp_import_v0, range=45 (-161,-512,5)

citymist_223157_takp_import_v0, range=123 (-260,-519,75)

gyrating_goo (100%)
gyrating_goo (100%)

citymist_222970_takp_import_v0, range=92 (-131,-645,76)

citymist_222977_takp_import_v0, range=130 (-245,-475,75)

citymist_223158_takp_import_v0, range=123 (-261,-522,75)

citymist_222963_takp_import_v0, range=27 (-152,-528,3)

citymist_222961_takp_import_v0, range=116 (-233,-625,3)

citymist_greater_spurbone86_takp_import_v0, range=80 (-219,-532,3)

greater_spurbone (50%)
greater_spurbone (50%)

citymist_222964_takp_import_v0, range=111 (-229,-622,21)

citymist_222962_takp_import_v0, range=67 (-153,-619,5)

citymist_222960_takp_import_v0, range=101 (-234,-512,5)

citymist_222958_takp_import_v0, range=197 (-224,-374,5)

citymist_222956_takp_import_v0, range=120 (-144,-433,5)

citymist_222955_takp_import_v0, range=132 (-138,-421,5)

citymist_plaguebone_skeleton93_takp_import_v0, range=150 (-42,-440,3)

citymist_222957_takp_import_v0, range=157 (14,-528,4)