NPCs composing that spawngroup :

a_blizzard_hunter (20%)

a_blizzard_spider (20%)

a_crystalline_devourer (20%)

a_crystalline_watcher (20%)

a_deadly_blizzard_hunter (20%)

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

velketor_1, range=67 (270,-76,-188)

velketor_6, range=169 (427,8,-45)

a_crystal_statue (100%)
a_crystal_statue (100%)

velketor_8, range=126 (238,-219,-143)

an_Icepaw_kobold (50%)
Icepaw_kobold (50%)

velketor_11, range=198 (146,-220,-108)

an_Icepaw_kobold (50%)
an_Icepaw_kobold_warrior (50%)

velketor_25, range=178 (292,-298,23)

velketor_27, range=190 (134,-78,-85)

velketor_29, range=119 (238,-210,23)

velketor_32, range=101 (301,-222,23)

velketor_34, range=196 (328,-318,-215)

velketor_35, range=112 (324,-234,-179)

velketor_36, range=133 (219,-210,23)

an_Icepaw_kobold_warrior (50%)
Icepaw_kobold (50%)

velketor_39, range=99 (282,-214,23)

velketor_40, range=115 (291,-234,23)

velketor_59, range=181 (152,-52,7)

a_crystalline_gargoyle (50%)
a_crystal_gargoyle (50%)

velketor_62, range=198 (184,23,-111)

velketor_64, range=194 (140,-46,-92)

a_velium_broodling (50%)
a_velium_hunter (50%)

velketor_65, range=125 (194,-110,-112)

velketor_68, range=146 (174,-98,-31)

Bjoron_Axefall (100%)

velketor_69, range=150 (169,-106,-31)

Khlem_Alestone (100%)

velketor_71, range=174 (146,-102,-31)

Dlemin_Whiteforge (100%)

velketor_86, range=165 (170,-50,-29)

velketor_92, range=169 (154,-84,6)

a_crystalline_sentinel (33%)
a_crystal_sentinel (33%)

velketor_93, range=147 (172,-137,6)

velketor_96, range=150 (182,-59,-109)

a_large_crystal_shard (50%)
a_large_crystal_shard (50%)

velketor_97, range=91 (308,-213,-179)

velketor_99, range=158 (401,14,-185)

a_crystalline_statue (100%)
a_crystalline_statue (100%)

velketor_100, range=142 (214,-219,-143)

two_189760, range=143 (198,-44,-109)

The_walls (50%)
two (50%)

six_189764, range=195 (179,14,-109)

A_chill (50%)
six (50%)

aedispellph_189766, range=142 (231,-234,-142)

velketor_275116, range=140 (179,-106,-31)

Drella_Stonegrinder (100%)

velketor_276635, range=196 (476,-4,6)

a_crystalline_watcher (80%)
Crystal_Eyes (20%)