Who is Raven?
Seiyuu in the drama: Katsuyuki Konishi
Raven is a character that is not shown from the begin of the manga. He seems a dark one, but he's not like that. He's very friendly, especially with Oz. He's member of the Pandora.
After few chapters, we find out that his true identity is the one of Gilbert, the little boy who served Oz, before being adopted by the Nightray's family. Anyaway, he still protects his precious friend and often argues with Alice because of him.
He can't stand cats and is very good with his gun and at cooking.
His chain has the power of teleportation