Blue Eye Stone is a Eye Stone in Demon's Souls
Proof you have been accepted by the monumental as a demon slayer. When you die and enter Soul form, use this to send a Soul Sign. This item can only be used in Soul form. A Soul Sign is sent to other worlds, and you are summoned from those other worlds as a Phantom. If you succeed in helping the summoner defeat a demon, you will regain your body.
Notes and Tips:
- To use the stone, players must be in soul form and in an area that allows Blue Eye Stone.
- You need to be at the same level range in order to be summoned.
- Eyed stones were likely once derived from Behelits, eyed stones which serve as bridges between worlds .