NPCs composing that spawngroup :

an_aberrant (25%)

a_haze_golem (25%)

a_lost_one (25%)

a_rambling_fanatic (25%)

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

citymist_1, range=69 (-117,-416,76)

#A_Terror_Wraith (10%)
greater_war_boned_skeleton (90%)

citymist_101, range=31 (-120,-459,75)

citymist_102, range=84 (-116,-566,75)

citymist_141, range=72 (-139,-422,5)

plaguebone_skeleton (25%)

citymist_144, range=81 (-141,-553,3)

citymist_147, range=68 (-162,-513,5)

citymist_165, range=94 (-54,-400,10)

a_haze_golem (50%)
a_lost_one (50%)

citymist_166, range=97 (-15,-530,5)

#A_Mighty_Golem (10%)
a_vapor_golem (90%)

citymist_spectral_courier0_takp_import_v0, range=67 (-161,-512,5)

citymist_222977_takp_import_v0, range=32 (-115,-454,75)

citymist_223158_takp_import_v0, range=27 (-115,-460,75)

gyrating_goo (50%)
gyrating_goo (50%)

citymist_222963_takp_import_v0, range=68 (-152,-528,3)

citymist_222958_takp_import_v0, range=96 (-77,-389,11)

citymist_222956_takp_import_v0, range=66 (-144,-433,5)

citymist_222955_takp_import_v0, range=72 (-138,-421,5)

citymist_plaguebone_skeleton93_takp_import_v0, range=72 (-42,-440,3)