NPCs composing that spawngroup :

a_diseased_mine_rat (50%)

a_goblin_spirit_terror (50%)

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

nurga_77, range=89 (-2339,-932,-221)

a_goblin_frost_caller (50%)
a_goblin_spirit_terror (50%)

nurga_78, range=35 (-2292,-963,-221)

a_goblin_spirit_terror (50%)
a_goblin_spirit_terror (50%)

a_Burynai_slave_189522, range=51 (-2225,-1009,-220)

a_Burynai_slave_189524, range=64 (-2218,-918,-219)

a_Burynai_slave (50%)
a_Sarnak_slave (50%)

a_Burynai_slave_189525, range=60 (-2197,-971,-220)

a_Burynai_slave (50%)
a_Sarnak_slave (50%)

va_nurga_508013, range=26 (-2271,-947,-220)

va_nurga_508030, range=21 (-2273,-984,-220)

va_nurga_508079, range=60 (-2197,-971,-221)