NPCs composing that spawngroup :

a_crystal_shard (50%)

TerrorSpawner (50%)

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

velketor_7, range=35 (-188,150,-70)

an_Icepaw_champion (50%)
The_hair (50%)

velketor_25, range=29 (-230,155,-70)

velketor_34, range=58 (-230,122,-70)

velketor_76, range=95 (-138,115,-69)

#Laryk_Icepaw (50%)
an_Icepaw_kobold (50%)

velketor_77, range=39 (-212,138,-69)

an_Icepaw_champion (50%)
an_Icepaw_prophet (50%)

velketor_95, range=8 (-203,179,-15)

an_icy_watcher (100%)

velketor_103, range=0 (-211,177,-17)

a_crystal_shard (50%)
TerrorSpawner (50%)

velketor_106, range=53 (-174,216,-13)

a_crystal_shard (50%)
TerrorSpawner (50%)

TerrorSpawner_189771, range=48 (-224,224,-12)

TerrorSpawner (100%)

TerrorSpawner_189772, range=66 (-220,111,-12)

TerrorSpawner (100%)

TerrorSpawner_189773, range=50 (-167,152,-15)

TerrorSpawner (100%)

velketor_282453, range=35 (-187,151,-71)

an_Icepaw_champion (100%)

velketor_289066, range=35 (-188,150,-70)

an_Icepaw_champion (50%)
The_hair (50%)

velketor_289119, range=29 (-230,155,-70)

velketor_289141, range=58 (-230,122,-70)

velketor_289238, range=95 (-138,115,-69)

#Laryk_Icepaw (50%)
an_Icepaw_kobold (50%)

velketor_289239, range=39 (-212,138,-69)

an_Icepaw_champion (50%)
an_Icepaw_prophet (50%)

velketor_289270, range=8 (-203,179,-15)

an_icy_watcher (100%)

velketor_289279, range=53 (-174,216,-13)

a_crystal_shard (50%)
TerrorSpawner (50%)

velketor_289292, range=48 (-224,224,-12)

TerrorSpawner (100%)

velketor_289293, range=66 (-220,111,-12)

TerrorSpawner (100%)

velketor_289294, range=50 (-167,152,-15)

TerrorSpawner (100%)

velketor_289301, range=35 (-187,151,-71)

an_Icepaw_champion (100%)