NPCs composing that spawngroup :

a_goblin_death_caller (100%)

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

nurga_113, range=35 (-1061,-602,-173)

a_goblin_sneak (50%)
a_goblin_sneak (50%)

nurga_121, range=33 (-1089,-628,-173)

a_goblin_flame_dancer (50%)
a_goblin_spirit_lord (50%)

nurga_135, range=144 (-1158,-534,-173)

nurga_150, range=108 (-1114,-545,-173)

a_goblin_flame_dancer (50%)
a_goblin_spirit_lord (50%)

nurga_151, range=168 (-1133,-487,-173)

a_goblin_blood_knight (100%)
a_goblin_blood_knight (100%)

nurga_152, range=156 (-1144,-507,-173)

a_goblin_death_caller (50%)
a_goblin_flame_dancer (50%)

nurga_153, range=166 (-1160,-506,-173)

a_goblin_sneak (50%)
a_goblin_taskmaster (50%)

nurga_154, range=81 (-1123,-589,-173)

a_goblin_sneak (50%)
a_goblin_taskmaster (50%)

nurga_155, range=47 (-1064,-684,-173)

a_goblin_blood_knight (50%)
a_goblin_blood_knight (50%)

nurga_156, range=109 (-1137,-712,-173)

a_dangerous_mine_rat (50%)
a_goblin_taskmaster (50%)

nurga_a_goblin_slavedriver1_takp_import_v0, range=171 (-1134,-484,-172)

nurga_a_goblin_stalagknight9_takp_import_v0, range=173 (-1162,-499,-172)

nurga_a_goblin_stonechanter26_takp_import_v0, range=153 (-1141,-508,-172)

nurga_a_goblin_blightcaller58_takp_import_v0, range=4 (-1057,-633,-172)