Eye of Crystal

|main_abilities = Allow the wearer to see the spiritual body directly, as well as ghosts and shadows. |downside = Attract monsters like wraiths and shadows to the vicinity.If it was worn for a long time, one's vision would suffer irreversible damage. |novel = |type=Sealed Artifact|pathway=Unknown}} Eye of Crystal is a Grade 3, Sealed Artifact that belongs to the Machinery Hivemind.