NPCs composing that spawngroup :

an_ice_goblin (100%)

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

permafrost_2, range=173 (432,-20,3)

an_ice_goblin (50%)
an_ice_goblin (50%)

permafrost_34, range=171 (424,105,3)

permafrost_38, range=147 (458,-13,3)

a_goblin_evoker (50%)
a_goblin_priest (50%)

permafrost_39, range=189 (462,198,-41)

a_dire_pup (50%)
a_young_dire_wolf (50%)

permafrost_43, range=127 (519,-51,3)

a_goblin_prelate (50%)
a_goblin_wizard (50%)

permafrost_54, range=142 (480,-37,3)

a_goblin_mendicant (50%)
a_goblin_mendicant (50%)

permafrost_56, range=140 (519,178,17)

permafrost_58, range=171 (496,201,17)

an_ice_goblin (50%)
a_goblin_wizard (50%)

permafrost_71, range=170 (418,56,-41)

a_young_dire_wolf (50%)
a_young_dire_wolf (50%)

permafrost_77, range=182 (417,120,-41)

a_dire_pup (50%)
a_dire_pup (50%)

permafrost_93, range=175 (763,69,-38)

an_ice_giant (50%)
an_ice_giant_magus (50%)

permafrost_101, range=89 (619,140,5)

an_ice_goblin (50%)
a_goblin_evoker (50%)

permafrost_102, range=114 (614,168,3)

an_ice_goblin (50%)
a_goblin_priest (50%)

permafrost_103, range=110 (590,166,3)

an_ice_goblin (50%)
a_goblin_priest (50%)

permafrost_105, range=50 (542,35,3)

an_ice_goblin (50%)
a_goblin_evoker (50%)

permafrost_106, range=45 (567,16,3)

an_ice_goblin (50%)
a_goblin_diviner (50%)

permafrost_107, range=161 (495,-76,3)

an_ice_goblin (50%)
an_ice_goblin (50%)

permafrost_109, range=197 (401,-7,3)

an_ice_goblin (50%)
a_goblin_evoker (50%)

permafrost_112, range=145 (443,52,3)

a_goblin_evoker (50%)
a_goblin_mendicant (50%)

permafrost_113, range=142 (448,80,3)

an_ice_goblin (50%)
a_goblin_evoker (50%)

permafrost_142, range=137 (680,158,-29)

an_ice_giant (100%)

permafrost_144, range=121 (678,-25,-29)

an_ice_giant (100%)

permafrost_145, range=175 (743,-26,-29)

an_ice_giant_youth (100%)

permafrosta_goblin_priest016171868369, range=146 (512,181,17)

a_goblin_priest (100%)