NPCs composing that spawngroup :

a_goblin_frost_caller (50%)

a_goblin_spirit_terror (50%)

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

nurga_35, range=195 (-1958,-931,-173)

a_goblin_back_biter (50%)
a_goblin_spirit_weaver (50%)

nurga_47, range=142 (-1903,-891,-221)

a_goblin_blightcaller (50%)
a_goblin_frost_caller (50%)

nurga_48, range=154 (-1945,-892,-221)

a_goblin_blightcaller (50%)
a_goblin_frost_caller (50%)

nurga_55, range=197 (-1688,-760,-221)

a_goblin_blightcaller (50%)
a_goblin_spirit_terror (50%)

nurga_57, range=144 (-1938,-616,-221)

#Traitor_Efuin (20%)
a_goblin_slave_keeper (80%)

nurga_58, range=130 (-1955,-640,-221)

a_goblin_frost_caller (50%)
a_goblin_spirit_terror (50%)

nurga_59, range=138 (-1913,-614,-221)

a_goblin_slave_keeper (100%)

nurga_60, range=54 (-1867,-699,-221)

a_goblin_spirit_terror (50%)
a_goblin_spirit_terror (50%)

nurga_62, range=72 (-1901,-679,-221)

a_goblin_soul_stealer (50%)
a_goblin_soul_stealer (50%)

nurga_63, range=183 (-1921,-930,-221)

a_diseased_mine_rat (100%)

nurga_196, range=166 (-1877,-916,-221)

a_goblin_gold_hoarder (50%)
a_goblin_soul_stealer (50%)

nurga_a_goblin_slavedriver1_takp_import_v0, range=167 (-1874,-917,-220)