NPCs composing that spawngroup :

a_cold_shade (50%)

a_cold_spectre (50%)

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

velketor_4, range=59 (-19,-238,-98)

velketor_29, range=42 (-3,-144,-70)

velketor_44, range=71 (-28,-250,-98)

a_shard_spectre (50%)
a_shard_spectre (50%)

velketor_45, range=10 (-36,-184,-98)

a_cold_spectre (50%)
a_cold_spectre (50%)

velketor_47, range=11 (-27,-190,-98)

velketor_48, range=88 (28,-110,-85)

an_Icepaw_prophet (50%)
Icepaw_kobold (50%)

velketor_53, range=65 (6,-236,6)

a_crystal_gargoyle (100%)

velketor_59, range=27 (-41,-155,10)

velketor_63, range=94 (21,-98,-112)

velketor_66, range=40 (-21,-139,-73)

Icy_Guardian (100%)
Icy_Guardian (100%)

velketor_67, range=15 (-15,-169,6)

velketor_87, range=97 (-17,-82,-30)

a_crystaline_sentinel (50%)
a_crystalline_gargoyle (50%)

velketor_104, range=46 (-30,-133,-73)

Lord_Doljonijiarnimorinar (100%)

a_glimmering_orb_189762, range=67 (-3,-116,-66)