NPCs composing that spawngroup :

a_goblin_bone_caster (33%)

a_goblin_flashdrowser (34%)

a_goblin_whip_cracker (33%)

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

droga_63, range=72 (416,-336,-141)

a_goblin_flame_master (50%)
a_goblin_whip_cracker (50%)

droga_142, range=64 (396,-330,-173)

a_goblin_bone_knight (50%)
a_goblin_dirt_criminal (50%)

droga_306, range=29 (394,-381,-141)

droga_308, range=46 (320,-375,-141)

a_goblin_bone_caster (50%)
a_goblin_flame_master (50%)

va_droga_512519, range=85 (325,-311,-172)

a_goblin_blightcaller (100%)

va_droga_512522, range=56 (398,-340,-140)

a_goblin_dirttracer (100%)

va_droga_512523, range=29 (394,-379,-140)

a_goblin_stonechanter (100%)

va_droga_512524, range=9 (357,-381,-140)

a_goblin_slavedriver (100%)