NPCs composing that spawngroup :

a_dangerous_mine_rat (50%)

a_goblin_death_caller (50%)

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

nurga_130, range=85 (-1229,-1199,-173)

a_goblin_sneak (100%)

nurga_134, range=32 (-1145,-1231,-173)

nurga_136, range=48 (-1117,-1260,-173)

a_goblin_sneak (50%)
a_goblin_taskmaster (50%)

nurga_137, range=53 (-1121,-1225,-173)

a_goblin_sneak (50%)
a_goblin_taskmaster (50%)

nurga_139, range=95 (-1211,-1172,-173)

a_dangerous_mine_rat (50%)
a_goblin_sneak (50%)

nurga_141, range=58 (-1111,-1233,-173)

a_goblin_blood_knight (50%)
a_goblin_sneak (50%)

nurga_142, range=32 (-1136,-1271,-173)

nurga_143, range=51 (-1213,-1237,-173)

a_dangerous_mine_rat (50%)
a_goblin_flame_dancer (50%)

nurga_144, range=86 (-1143,-1172,-173)

a_goblin_death_caller (50%)
a_goblin_spirit_lord (50%)

va_nurga_508057, range=35 (-1134,-1273,-172)

va_nurga_508058, range=98 (-1258,-1225,-172)