NPCs composing that spawngroup :

a_dire_wolf (50%)

a_young_dire_wolf (50%)

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

permafrost_2, range=94 (414,279,3)

an_ice_goblin (50%)
an_ice_goblin (50%)

permafrost_19, range=42 (421,342,17)

an_ice_goblin (50%)
an_ice_goblin (50%)

permafrost_36, range=23 (437,353,-24)

an_ice_goblin (50%)
a_goblin_priest (50%)

permafrost_44, range=42 (418,350,17)

permafrost_73, range=93 (370,332,-41)

a_dire_pup (50%)
a_young_dire_wolf (50%)

permafrost_81, range=82 (407,298,3)

a_goblin_evoker (50%)
a_goblin_priest (50%)

permafrost_99, range=87 (493,283,17)

a_goblin_evoker (50%)
a_goblin_priest (50%)

permafrost_100, range=73 (481,293,17)

an_ice_goblin (50%)
a_goblin_priest (50%)