NPCs composing that spawngroup :

a_goblin_cave_guardian (50%)

a_goblin_rock_sneak (50%)

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

droga_198, range=52 (-245,386,-205)

droga_239, range=39 (-208,312,-205)

a_goblin_stalag_trooper (50%)
a_goblin_stone_seer (50%)

droga_247, range=88 (-328,348,-205)

a_goblin_rock_sneak (50%)
a_goblin_stalag_trooper (50%)

droga_249, range=33 (-208,340,-205)

an_enraged_drogan_spider (50%)
a_goblin_cave_guardian (50%)

droga_251, range=54 (-222,385,-205)

a_goblin_death_ritualist (50%)
a_goblin_ice_adept (50%)

droga_252, range=81 (-308,287,-205)

a_goblin_death_ritualist (50%)
a_goblin_death_ritualist (50%)

a_goblin_mosstrooper_189419, range=43 (-211,365,-204)

a_goblin_moss_knight (100%)

va_droga_512510, range=79 (-307,290,-204)

a_goblin_firedrowser (100%)

va_droga_512512, range=43 (-211,365,-204)