What is the character sketch of Axel from Kingdom Hearts 2

Axel is an organization XIII menber w ho controls the element of fire. He is Roxas' best friend and you fight him as the last action when you are playng as Roxas. Axel weilds two spinning disks that can ignite on command. Axel helps sora drive off the nobodys in the betwixt and beetween. He dies in the process.