NPCs composing that spawngroup :

a_crystal_crawler (100%)

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

crystal_2, range=190 (-297,285,-494)

crystal_6, range=176 (-394,280,-494)

a_stalag_terror (50%)
a_stalag_terror (50%)

crystal_14, range=195 (-228,248,-384)

Vevina_Velweaver (50%)
Vevina_Velweaver (50%)

crystal_20, range=73 (-334,173,-559)

a_velium_crawler (100%)

crystal_21, range=98 (-451,63,-510)

crystal_24, range=123 (-241,83,-526)

a_stalag_terror (50%)
a_stalag_terror (50%)

crystal_25, range=108 (-321,206,-384)

Derron_Coldmist (50%)
Derron_Coldmist (50%)

crystal_27, range=166 (-317,266,-398)

Guard_Evercold (100%)

crystal_28, range=152 (-316,251,-398)

Guard_Slacey (100%)

crystal_33, range=131 (-241,54,-526)

a_stalag_terror (50%)
a_stalag_terror (50%)

crystal_37, range=129 (-322,229,-400)

Historian_Baenek (100%)

crystal_39, range=161 (-263,233,-384)

Milliace_Gemshard (100%)

crystal_40, range=163 (-255,229,-400)

Captain_Dunstan_Coldheart (100%)

crystal_41, range=133 (-261,193,-384)

Guard_Kevin (100%)

crystal_45, range=138 (-243,177,-398)

Hardat_Gemshard (100%)

crystal_46, range=116 (-261,165,-400)

Grabble_Coldheart (100%)

crystal_49, range=188 (-228,238,-400)

Soren_Coldheart (100%)

crystal_59, range=73 (-381,35,-483)

#a_focus_gem (20%)
#a_focus_gem (20%)
a_geonid (40%)
a_geonid (40%)
a_geonid (40%)
a_geonid (40%)

crystal_69, range=41 (-344,143,-526)

a_crystal_crawler (50%)
a_crystal_crawler (50%)

crystal_71, range=42 (-380,145,-524)

a_crystal_crawler (50%)
a_crystal_crawler (50%)

crystal_73, range=36 (-362,69,-523)

a_crystal_spiderling (100%)

crystal_111144, range=197 (-202,222,-384)

Scout_Grandan (100%)