NPCs composing that spawngroup :

minion_of_Xalgoz (34%)

skeletal_minion (33%)

spectral_guardian (33%)

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

kaesora_26, range=100 (297,-153,-123)

failed_crypt_raider (10%)
spectral_guardian (90%)

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

strathbone_healer (100%)
strathbone_healer (100%)

kaesora_29, range=171 (97,-85,3)

kaesora_31, range=155 (126,-83,3)

kaesora_33, range=112 (111,-168,-27)

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

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

kaesora_60, range=135 (153,-89,3)

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

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

kaesora_63, range=179 (296,-50,-173)

skeletal_minion (100%)

kaesora_64, range=154 (198,-57,-125)

skeletal_minion (100%)

kaesora_67, range=101 (258,-302,-108)

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

kaesora_69, range=107 (179,-312,-109)

skeletal_warder (50%)
skeletal_warder (50%)

kaesora_70, range=129 (246,-336,-108)

minion_of_Xalgoz (100%)

kaesora_71, range=139 (263,-341,-106)

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

minion_of_Xalgoz (50%)
skeletal_minion (50%)

kaesora_73, range=110 (150,-299,-109)

kaesora_74, range=179 (136,-371,-73)

an_iksar_spectre (50%)
a_tome_keeper (50%)

kaesora_87, range=194 (57,-323,-109)

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

kaesora_89, range=168 (341,-98,5)

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