NPCs composing that spawngroup :

a_mastruq_spiritbrute (33%)

a_mastruq_warfiend (33%)

a_ra`tuk_screambringer (34%)

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

barindu2830035, range=85 (-1501,342,-89)

barindu2830040, range=153 (-1557,281,-89)

barindu2830046, range=149 (-1450,196,-91)

barindu2830108, range=172 (-1578,283,-91)

a_mastruq_warfiend (100%)

barindu2830194, range=171 (-1525,209,-92)

a_noc_darklurch (50%)
a_noc_fleshfeaster (50%)