NPCs composing that spawngroup :

an_ice_goblin (50%)

an_ice_goblin (50%)

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

permafrost_2, range=84 (432,-20,3)

an_ice_goblin (50%)
an_ice_goblin (50%)

permafrost_34, range=194 (424,105,3)

an_ice_goblin (50%)
a_goblin_evoker (50%)

permafrost_35, range=123 (537,-192,3)

a_goblin_mendicant (50%)
a_goblin_priest (50%)

permafrost_38, range=73 (458,-13,3)

a_goblin_evoker (50%)
a_goblin_priest (50%)

permafrost_39, range=177 (361,41,-27)

permafrost_43, range=34 (519,-51,3)

a_goblin_prelate (50%)
a_goblin_wizard (50%)

permafrost_45, range=197 (598,-245,-12)

a_goblin_wizard (100%)

permafrost_48, range=147 (385,-174,3)

an_ice_goblin (100%)

permafrost_53, range=90 (504,-166,3)

an_ice_goblin (50%)
a_goblin_diviner (50%)

permafrost_54, range=41 (480,-37,3)

a_goblin_mendicant (50%)
a_goblin_mendicant (50%)

permafrost_71, range=152 (418,56,-41)

a_young_dire_wolf (50%)
a_young_dire_wolf (50%)

permafrost_75, range=171 (378,50,3)

an_ice_goblin (50%)
an_ice_goblin (50%)

permafrost_101, range=197 (520,-272,15)

an_ice_goblin (50%)
a_goblin_evoker (50%)

permafrost_104, range=161 (588,56,3)

an_ice_goblin (100%)

permafrost_105, range=120 (542,35,3)

an_ice_goblin (50%)
a_goblin_evoker (50%)

permafrost_106, range=116 (567,16,3)

an_ice_goblin (50%)
a_goblin_diviner (50%)

permafrost_108, range=124 (385,-17,3)

an_ice_goblin (50%)
a_goblin_evoker (50%)

permafrost_109, range=116 (401,-7,3)

an_ice_goblin (50%)
a_goblin_evoker (50%)

permafrost_110, range=139 (375,-4,4)

an_ice_goblin (50%)
a_goblin_evoker (50%)

permafrost_111, range=190 (383,78,3)

permafrost_112, range=138 (443,52,3)

a_goblin_evoker (50%)
a_goblin_mendicant (50%)

permafrost_113, range=162 (448,80,3)

an_ice_goblin (50%)
a_goblin_evoker (50%)

permafrost_120, range=159 (380,-187,3)

an_ice_goblin (50%)
an_ice_goblin (50%)

permafrost_123, range=161 (593,-204,-8)

permafrost_124, range=145 (400,-186,3)

permafrost_144, range=189 (678,-25,-29)

an_ice_giant (100%)