Ryuzu Meyer

Ryuzu Meyer may refer to:


 * Ryuzu Meyer (original), the original Ryuzu Meyer who was once a apprentice of Echidna and best friends with Beatrice.
 * Ryuzu Meyer (copy), after Ryuzu was merged with a mana crystal to create a barrier for the Sanctuary, various copies were made of her.
 * Sphinx, the first copy of Ryuzu who gained a fractured personality after Echidna failed to possess her.
 * Omega, formerly known as Shima, the identity assumed by the reincarnated Echidna and one of the original copies of Ryuzu.