NPCs composing that spawngroup :

a_goblin_death_caller (50%)

a_goblin_flame_dancer (50%)

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

nurga_3, range=99 (-1319,7,-189)

a_goblin_death_caller (50%)
a_goblin_spirit_lord (50%)

nurga_20, range=35 (-1261,-75,-189)

#Blackguard_Thabis (20%)
a_goblin_sneak (80%)

nurga_114, range=47 (-1270,-48,-189)

a_goblin_blood_knight (50%)
a_goblin_taskmaster (50%)

nurga_116, range=49 (-1343,-86,-189)

a_goblin_sneak (50%)
a_goblin_taskmaster (50%)

va_nurga_508009, range=24 (-1318,-83,-188)

va_nurga_508013, range=38 (-1293,-51,-188)