NPCs composing that spawngroup :

minion_of_Xalgoz (34%)

skeletal_minion (33%)

spectral_guardian (33%)

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

kaesora_27, range=39 (240,-181,3)

strathbone_healer (100%)

kaesora_34, range=95 (120,-200,-29)

kaesora_35, range=74 (153,-169,-27)

kaesora_61, range=79 (242,-135,-125)

kaesora_62, range=53 (246,-166,-123)

kaesora_68, range=88 (219,-298,-108)

kaesora_72, range=84 (176,-285,-109)

minion_of_Xalgoz (50%)
skeletal_minion (50%)

kaesora_88, range=34 (247,-197,3)

kaesora_91, range=70 (284,-195,3)