erm...as i know the mysterious crystal is a Quest Prop needed for getting goddess skill...u need to show a old man at korea the mysterious crystal u get from the cave which u get Elf's Tear to activate ur Goddess quest...
which u need to bring back the old man a mysterious crystall ball...
i hope this is correct...someone plz correct me if im wrong :(
IGN: Emjay
ServeR:Libra
TimeZoNe:(GMT+08:00) MalaysiA XD