NPCs composing that spawngroup :

a_Sarnak_Foreman (50%)

a_Sarnak_pitboss (50%)

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

chardok_a_Tortured_Iksar_Miner71, range=60 (202,400,-304)

chardok_a_Veteran_Underboss83, range=44 (283,388,-298)

a_Veteran_Underboss (70%)
Underboss_Myli`ki (30%)

chardok_a_Shai`din_Nightfear9, range=44 (255,380,74)

chardok_223241, range=77 (188,460,58)

chardok_223295, range=89 (236,511,-305)