NPCs composing that spawngroup :

#the_Broken_Skull_Defender (20%)

a_Broken_Skull_bloodguard (80%)

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

torgiran2260095, range=144 (1725,-656,-48)

a_luggald_abomination (50%)
a_luggald_occultist (50%)

torgiran#Bishop_Rimak003851159, range=142 (1606,-479,-49)

a_luggald_arcanist (100%)

torgiran2260110, range=174 (1616,-395,-49)

torgiran2260141, range=190 (1818,-689,-47)

a_Broken_Skull_bloodguard (50%)
a_Broken_Skull_bloodguard (50%)

torgiran2260142, range=164 (1827,-656,-47)

a_Broken_Skull_bloodguard (50%)
a_Broken_Skull_bloodguard (50%)

torgiran2260143, range=127 (1818,-618,-47)

a_Broken_Skull_bloodguard (50%)
a_Broken_Skull_bloodguard (50%)

torgiran_282502, range=41 (1746,-472,-49)

The_room (100%)

torgiran_282503, range=90 (1729,-424,-50)