NPCs composing that spawngroup :

#Gyrating_Green_Slime (10%)

gyrating_goo (90%)

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

citymist_35, range=73 (102,-350,3)

a_bewildered_wanderer (50%)
a_haze_golem (50%)

citymist_82, range=67 (-37,-329,257)

citymist_83, range=48 (77,-343,256)

greater_war_boned_skeleton (100%)

citymist_85, range=96 (121,-373,256)

citymist_86, range=97 (121,-312,256)

citymist_96, range=58 (79,-314,77)

citymist_132, range=96 (-11,-256,7)

citymist_138, range=76 (64,-412,10)

citymist_154, range=51 (0,-387,10)

a_haze_golem (50%)

citymist_155, range=73 (0,-277,4)