NPCs composing that spawngroup :

The_walls (50%)

two (50%)

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

velketor_1, range=78 (270,-76,-188)

velketor_27, range=72 (134,-78,-85)

velketor_59, range=69 (129,-50,-30)

velketor_62, range=72 (140,0,-92)

velketor_64, range=58 (140,-46,-92)

a_velium_broodling (50%)
a_velium_hunter (50%)

velketor_65, range=66 (194,-110,-112)

velketor_68, range=59 (174,-98,-31)

Bjoron_Axefall (100%)

velketor_69, range=68 (169,-106,-31)

Khlem_Alestone (100%)

velketor_70, range=97 (120,-102,-31)

Brumen_Firehammer (100%)

velketor_71, range=77 (146,-102,-31)

Dlemin_Whiteforge (100%)

velketor_86, range=28 (170,-50,-29)

velketor_92, range=67 (131,-43,8)

velketor_93, range=96 (172,-137,6)

velketor_96, range=21 (182,-59,-109)

a_large_crystal_shard (50%)
a_large_crystal_shard (50%)

six_189764, range=61 (179,14,-109)

A_chill (50%)
six (50%)

velketor_275116, range=64 (179,-106,-31)

Drella_Stonegrinder (100%)