NPCs composing that spawngroup :

an_emerald_watcher (34%)

a_cerulean_guardian (33%)

a_shimmer_drake (33%)

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

templeveeshan_24, range=165 (-1340,-1520,-16)

a_tigerclaw_racnar (100%)

templeveeshan_31, range=130 (-1540,-1355,0)

a_burning_guardian (50%)
a_fiery_guardian (50%)

templeveeshan_39, range=182 (-1322,-1439,-13)

#Casalen (100%)

templeveeshan_135, range=111 (-1422,-1559,-13)

a_raging_wyvern (50%)
a_vehement_wyvern (50%)

templeveeshan_136, range=90 (-1419,-1520,0)

an_ancient_guardian_wurm (50%)
a_fiery_guardian (50%)

templeveeshan_138, range=89 (-1579,-1522,-16)

a_greater_malevolent_drake (50%)
a_malevolent_drake (50%)

templeveeshan_139, range=126 (-1459,-1359,-13)