NPCs composing that spawngroup :

a_fog_golem (16%)

a_human_skeleton (16%)

a_human_skeleton (20%)

a_phantom (16%)

greater_plaguebone (16%)

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

citymist_33, range=145 (11,-566,76)

greater_war_boned_skeleton (100%)

citymist_99, range=77 (118,-566,75)

citymist_100, range=161 (-6,-564,76)

citymist_158, range=196 (-1,-500,21)

citymist_160, range=64 (100,-587,22)

citymist_161, range=36 (100,-647,23)

citymist_164, range=165 (14,-529,5)

a_haze_golem (33%)
a_haze_golem (34%)

citymist_166, range=187 (-15,-530,5)

#A_Mighty_Golem (10%)
a_vapor_golem (90%)

citymist_171, range=169 (100,-475,3)

a_haze_golem (33%)
a_haze_golem (34%)

citymist_174, range=143 (12,-714,5)

a_haze_golem (34%)
a_lost_one (33%)

citymist_175, range=164 (-12,-713,5)

a_haze_golem (33%)
a_haze_golem (34%)

citymist_176, range=46 (149,-596,3)

citymist_223157_takp_import_v0, range=143 (279,-636,75)

gyrating_goo (100%)

citymist_222977_takp_import_v0, range=147 (279,-604,77)

citymist_a_fog_golem15_takp_import_v0, range=23 (117,-655,76)

a_fog_golem (100%)

citymist_an_army_behemoth45_takp_import_v0, range=1 (136,-640,76)

citymist_222956_takp_import_v0, range=85 (95,-566,23)

citymist_222955_takp_import_v0, range=36 (100,-646,23)

citymist_222957_takp_import_v0, range=166 (14,-528,4)