NPCs composing that spawngroup :

an_empty_nest (100%)

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

necropolis_33, range=104 (86,-1231,-149)

a_Chetari_worker (50%)
a_Chetari_worker (50%)

necropolis_34, range=17 (-15,-1225,-114)

a_Chetari_guard (100%)

necropolis_35, range=145 (-7,-1387,-38)

a_Chetari_Dominator (50%)
a_Chetari_Dominator (50%)

necropolis_72, range=142 (-137,-1164,-281)

an_entropy_serpent (50%)
an_entropy_serpent (50%)

necropolis_159, range=106 (-13,-1348,-51)

a_wave_of_cold_190141, range=146 (17,-1384,-26)

a_wave_of_cold (100%)

an_empty_nest_190162, range=22 (-21,-1264,-95)

an_empty_nest (100%)