NPCs composing that spawngroup :

a_goblin_blood_knight (50%)

a_goblin_flame_dancer (50%)

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

nurga_33, range=92 (-1449,-996,-173)

a_goblin_life_stealer (50%)
a_goblin_slave_driver (50%)

nurga_147, range=74 (-1383,-1058,-173)

a_goblin_blood_knight (50%)
a_goblin_taskmaster (50%)

nurga_149, range=79 (-1324,-916,-173)

a_goblin_flame_dancer (50%)
a_goblin_flame_dancer (50%)

va_nurga_508003, range=74 (-1385,-1057,-172)

va_nurga_508009, range=42 (-1396,-970,-172)

va_nurga_508047, range=91 (-1448,-998,-172)