クリスネイア･ストラトス

An Artifact researcher affiliated with Sephiroth.

She is Theodore's biological younger sister, and is childhood friends and best friends with Artesia, who is the same age.

She has a bright and outgoing personality, and is attached to Vasileus like a father.
The possessor of the Artifact, which shoots lightning arrows from a lightning bow.

At Sephiroth, she specializes in the research of , and serves as Theodore's assistant in the project.