NPCs composing that spawngroup :

a_goblin_prelate (50%)

a_goblin_wizard (50%)

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

permafrost_2, range=92 (432,-20,3)

an_ice_goblin (50%)
an_ice_goblin (50%)

permafrost_34, range=182 (424,105,3)

an_ice_goblin (50%)
a_goblin_evoker (50%)

permafrost_35, range=142 (537,-192,3)

a_goblin_mendicant (50%)
a_goblin_priest (50%)

permafrost_38, range=71 (458,-13,3)

a_goblin_evoker (50%)
a_goblin_priest (50%)

permafrost_39, range=182 (361,41,-27)

permafrost_48, range=181 (385,-174,3)

an_ice_goblin (100%)

permafrost_53, range=115 (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=147 (418,56,-41)

a_young_dire_wolf (50%)
a_young_dire_wolf (50%)

permafrost_75, range=173 (378,50,3)

an_ice_goblin (50%)
an_ice_goblin (50%)

permafrost_77, range=199 (417,120,-41)

a_dire_pup (50%)
a_dire_pup (50%)

permafrost_104, range=127 (588,56,3)

an_ice_goblin (100%)

permafrost_105, range=89 (542,35,3)

an_ice_goblin (50%)
a_goblin_evoker (50%)

permafrost_106, range=82 (567,16,3)

an_ice_goblin (50%)
a_goblin_diviner (50%)

permafrost_107, range=34 (495,-76,3)

an_ice_goblin (50%)
an_ice_goblin (50%)

permafrost_108, range=138 (385,-17,3)

an_ice_goblin (50%)
a_goblin_evoker (50%)

permafrost_109, range=125 (401,-7,3)

an_ice_goblin (50%)
a_goblin_evoker (50%)

permafrost_110, range=151 (375,-4,4)

an_ice_goblin (50%)
a_goblin_evoker (50%)

permafrost_111, range=187 (383,78,3)

permafrost_112, range=128 (443,52,3)

a_goblin_evoker (50%)
a_goblin_mendicant (50%)

permafrost_113, range=149 (448,80,3)

an_ice_goblin (50%)
a_goblin_evoker (50%)

permafrost_120, range=194 (380,-187,3)

an_ice_goblin (50%)
an_ice_goblin (50%)

permafrost_123, range=169 (593,-204,-8)

permafrost_124, range=179 (400,-186,3)

permafrost_144, range=161 (678,-25,-29)

an_ice_giant (100%)