NPCs composing that spawngroup :

a_goblin_cave_guardian (50%)

a_goblin_rock_sneak (50%)

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

droga_74, range=47 (-633,1033,-189)

a_goblin_death_ritualist (50%)
a_goblin_stone_seer (50%)

droga_173, range=55 (-647,1011,-189)

droga_179, range=170 (-838,1028,-189)

a_goblin_stone_seer (100%)

droga_238, range=182 (-692,880,-189)

a_goblin_cave_guardian (50%)
a_goblin_cave_guardian (50%)

droga_264, range=78 (-682,983,-189)

an_enraged_drogan_spider (50%)
a_goblin_cave_guardian (50%)

droga_265, range=160 (-831,1075,-189)

a_goblin_ice_adept (50%)
a_goblin_stone_seer (50%)

droga_268, range=146 (-694,916,-189)

droga_223163_takp_import_v0, range=46 (-635,1031,-188)