NPCs composing that spawngroup :

Mazrien (100%)

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

templeveeshan_116, range=125 (698,-267,126)

an_elder_onyx_drake (50%)
a_fiery_watcher (50%)

templeveeshan_117, range=176 (621,-258,138)

a_glimmering_drake (50%)
a_lava_dancer (50%)

templeveeshan_127, range=176 (945,-139,117)

Wel`Wnas (100%)

templeveeshan_159, range=51 (738,-124,70)

#Lord_Koi`Doken (100%)

Something_seems_190187, range=133 (726,-38,99)

Something_seems (100%)

templeveeshan_flurrydrakes000_3424418, range=148 (759,-16,98)