NPCs composing that spawngroup :

a_goblin_rock_sneak (100%)

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

droga_10, range=115 (572,1402,-253)

a_goblin_bone_depredator (50%)
a_goblin_earth_seer (50%)

droga_125, range=152 (543,1375,-253)

a_goblin_cave_lord (50%)
a_goblin_cave_lord (50%)

droga_151, range=133 (584,1641,-253)

a_goblin_earth_seer (100%)

droga_201, range=154 (581,1359,-253)

a_goblin_bone_depredator (50%)
a_goblin_earth_seer (50%)

droga_202, range=98 (619,1413,-253)

a_goblin_bone_depredator (50%)
a_noxious_drogan_spider (50%)

droga_203, range=162 (460,1571,-253)

a_goblin_bone_ritualist (50%)
a_goblin_earth_seer (50%)

droga_204, range=19 (615,1492,-253)

a_goblin_bone_ritualist (50%)
a_noxious_drogan_spider (50%)

a_goblin_cavehunter_189451, range=49 (562,1514,-252)

a_goblin_rock_sneak (100%)

a_goblin_cavehunter_189452, range=152 (607,1359,-252)

a_goblin_rock_sneak (100%)

droga_a_goblin_taskmaster0_takp_import_v0, range=35 (619,1476,-252)

droga_223163_takp_import_v0, range=123 (582,1391,-252)