NPCs composing that spawngroup :

orc_emissary (100%)

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

crushbone_18, range=98 (58,24,20)

crushbone_20, range=54 (104,128,20)

crushbone_23, range=72 (154,154,20)

orc_oracle (100%)
orc_oracle (100%)

crushbone_31, range=70 (165,20,23)

Lord_Darish (50%)
orc_legionnaire (50%)

crushbone_62, range=67 (120,18,4)

orc_oracle (100%)

crushbone_76, range=30 (109,69,6)

orc_emissary (75%)
orc_warlord (25%)

crushbone_275137, range=71 (154,153,19)

#Orc_Messenger (100%)