NPCs composing that spawngroup :

an_Akhevan_Evoker (50%)

a_Fury_of_Akheva (50%)

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

vexthal1264013, range=34 (-562,1207,65)

an_Akhevan_Guard (100%)

vexthal1264023, range=39 (-493,1218,118)

a_Shadowed_Evoker (100%)

vexthal1264039, range=97 (-470,1122,73)

Boss_Five (100%)

vexthal1264140, range=91 (-598,1141,5)

an_Akhevan_Guard (50%)
an_Akhevan_Juggernaut (50%)

vexthal1264142, range=97 (-445,1252,5)

an_Akhevan_Shadow_Warrior (50%)
a_Shadow_Goliath (50%)

vexthal1264143, range=59 (-499,1252,5)

an_Akhevan_Shadow_Warrior (50%)
a_Myrmidon_of_Akheva (50%)

vexthal1264239, range=24 (-528,1176,122)

an_Akhevan_Vicar (100%)

vexthal1264241, range=46 (-529,1154,120)