The Crystalian Spear & Staff (Academy Crystal Cave) are optional Field bosses introduced in Elden Ring. You don't need to defeat these bosses to progress further into the game. Their sturdy bodies ...

The Crystal Staff is located in the Academy Crystal Cave ... Ring requires 8 Strength and 48 Intelligence to wield. It has B scaling with Intelligence, making it one of the best staff in the game ...

The Crystal Staff is a Glintstone Staff in Elden Ring that scales with Intelligence ... be found behind an illusory wall inside the Academy Crystal Cave beneath Raya Lucaria Academy.