NPCs composing that spawngroup :

a_deadly_drogan_spider (33%)

a_goblin_bone_knight (33%)

a_goblin_flashdrowser (34%)

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

droga_63, range=50 (416,-336,-141)

a_goblin_flame_master (50%)
a_goblin_whip_cracker (50%)

droga_142, range=51 (396,-330,-173)

a_goblin_bone_knight (50%)
a_goblin_dirt_criminal (50%)

droga_305, range=99 (401,-282,-173)

a_goblin_bone_caster (50%)
a_goblin_bone_knight (50%)

droga_307, range=29 (365,-386,-141)

droga_308, range=74 (320,-375,-141)

a_goblin_bone_caster (50%)
a_goblin_flame_master (50%)

va_droga_512519, range=98 (325,-311,-172)

a_goblin_blightcaller (100%)

va_droga_512522, range=41 (398,-340,-140)

a_goblin_dirttracer (100%)

va_droga_512523, range=2 (394,-379,-140)

a_goblin_stonechanter (100%)

va_droga_512524, range=37 (357,-381,-140)

a_goblin_slavedriver (100%)