NPCs composing that spawngroup :

a_goblin_moss_knight (100%)

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

droga_96, range=50 (-1296,245,-189)

a_goblin_ice_adept (50%)
a_goblin_stone_seer (50%)

droga_273, range=53 (-1313,164,-189)

a_goblin_death_ritualist (50%)
a_goblin_ice_adept (50%)

droga_223163_takp_import_v0, range=53 (-1311,161,-188)