NPCs composing that spawngroup :

a_rock_golem (25%)

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

hole_32, range=40 (222,-3,-345)

hole_34, range=74 (231,91,-327)

hole_70, range=95 (191,91,-327)

hole_94, range=55 (208,49,-342)

hole_96, range=46 (210,18,-342)

hole_97, range=61 (209,60,-346)

hole_98, range=51 (221,59,-346)

hole_103, range=94 (169,-15,-346)

hole_113, range=92 (216,-63,-345)

va_hole_93, range=0 (256,21,-346)

va_hole_94, range=55 (208,49,-342)

va_hole_96, range=46 (210,18,-342)

va_hole_97, range=61 (209,60,-346)

va_hole_98, range=51 (221,59,-346)

va_hole_103, range=94 (169,-15,-346)

va_hole_113, range=92 (216,-63,-345)