NPCs composing that spawngroup :

a_goblin_cave_guardian (33%)

a_goblin_firedrowser (34%)

a_goblin_rock_sneak (33%)

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

droga_76, range=99 (-792,-565,-173)

a_goblin_stalag_trooper (50%)
a_goblin_stone_seer (50%)

droga_77, range=89 (-790,-615,-173)

a_goblin_ice_adept (50%)
a_goblin_stalag_trooper (50%)

droga_78, range=49 (-652,-606,-173)

an_enraged_drogan_spider (50%)
a_goblin_ice_adept (50%)

droga_81, range=55 (-659,-569,-173)

a_goblin_cave_guardian (50%)
a_goblin_stalag_trooper (50%)

droga_83, range=45 (-700,-560,-173)

va_droga_512509, range=2 (-703,-604,-172)

a_goblin_mosstrooper (100%)

va_droga_512512, range=52 (-649,-607,-172)

a_goblin_whipcracker (100%)