NPCs composing that spawngroup :

Irslak_the_Wretched (25%)

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

hole_82, range=91 (790,566,-638)

hole_119, range=81 (932,607,-574)

a_templebound_spirit (50%)
a_templebound_spirit (50%)

hole_120, range=44 (835,546,-661)

a_templebound_spirit (100%)

hole_132, range=99 (782,524,-570)

hole_133, range=25 (864,524,-570)

hole_134, range=20 (878,525,-570)

hole_135, range=64 (928,503,-570)

hole_136, range=54 (825,552,-661)

hole_139, range=96 (970,513,-570)

hole_143, range=41 (876,504,-661)

hole_144, range=0 (879,545,-661)

hole_145, range=71 (826,497,-661)

a_templebound_spirit (50%)
a_templebound_spirit (50%)

hole_146, range=93 (797,501,-661)

hole_147, range=98 (780,548,-661)

hole_180, range=81 (803,515,-679)

hole_187, range=75 (846,476,-655)

a_fallen_erudite_189557, range=97 (793,591,-667)

a_fallen_erudite (50%)
a_fallen_Erudite (50%)

a_fallen_erudite_189558, range=84 (839,471,-654)

a_fallen_erudite (50%)
a_fallen_Erudite (50%)

a_wanderer_189600, range=97 (800,488,-654)

a_wanderer (50%)
Ulrik_the_Devout (50%)

a_wanderer_189601, range=68 (859,480,-654)

a_wanderer (100%)

Dartain_the_Lost_189680, range=41 (851,514,-680)

Dartain_the_Lost (100%)

va_hole_82, range=91 (790,566,-638)

va_hole_134, range=20 (878,525,-570)

Irslak_the_Wretched (25%)

va_hole_136, range=54 (825,552,-661)

Initiate_Sirlis (34%)

va_hole_143, range=41 (876,504,-661)

a_wanderer (25%)

va_hole_147, range=98 (780,548,-661)

a_wanderer (34%)

va_hole_180, range=81 (803,515,-679)

a_fallen_erudite (25%)
a_fallen_Erudite (25%)

va_a_fallen_erudite_189557, range=97 (793,591,-667)

a_fallen_erudite (50%)
a_fallen_Erudite (50%)

va_a_fallen_erudite_189558, range=84 (839,471,-654)

a_fallen_erudite (50%)
a_fallen_Erudite (50%)

va_a_wanderer_189600, range=97 (800,488,-654)

a_wanderer (50%)

va_a_wanderer_189601, range=68 (859,480,-654)

a_wanderer (100%)

va_#High_Scale_Kirn__189682, range=31 (903,525,-570)

#High_Scale_Kirn (100%)