NPCs composing that spawngroup :

an_elite_gnoll_guard (33%)

Splitpaw_Commander (33%)

Tranixx_Darkpaw (34%)

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

blackburrow_33, range=169 (166,219,-155)

blackburrow_29, range=189 (64,363,-85)

an_elite_gnoll_guard (50%)
an_elite_gnoll_guard (50%)

blackburrow_16, range=187 (170,197,-156)

a_scrawny_gnoll (100%)

blackburrow_15, range=21 (255,344,-126)

a_gnoll (25%)
a_gnoll (25%)
a_gnoll (25%)
a_scrawny_gnoll (25%)

blackburrow_14, range=189 (85,277,-133)

a_patrolling_gnoll (100%)

blackburrow_13, range=199 (53,380,-83)

an_elite_gnoll_guard (50%)
a_burly_gnoll (50%)

blackburrow_10, range=38 (226,337,-126)

a_gnoll (50%)
a_gnoll (50%)

blackburrow_7, range=144 (301,229,-46)

a_gnoll_guardsman (50%)
a_gnoll_guardsman (50%)

blackburrow_5, range=137 (247,228,-87)

blackburrow_3, range=160 (105,302,-130)

a_gnoll (33%)
a_gnoll (33%)
a_gnoll (34%)
a_gnoll (33%)
a_gnoll (33%)
a_gnoll (34%)

blackburrow_2, range=109 (144,356,-127)

a_burly_gnoll (25%)
a_burly_gnoll (25%)
a_gnoll (25%)
a_gnoll (25%)

blackburrow_1, range=110 (143,370,-127)

a_gnoll (33%)
a_gnoll (34%)
a_scrawny_gnoll (33%)

blackburrowan_elite_gnoll_guard00622424369, range=188 (65,386,-88)

an_elite_gnoll_guard (100%)