NPCs composing that spawngroup :

#Sathirian_Devoted_Mage (50%)

Sathirian_Krux_Shaman (50%)

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

sebilis_76, range=78 (-551,269,-17)

sebilis_77, range=51 (-576,280,-19)

sebilis_205, range=0 (-623,301,-30)

#froglok_krup_mage (50%)
froglok_krup_shaman (50%)

sebilis_3288948, range=78 (-551,269,-17)

sebilis_3288949, range=51 (-576,280,-19)