Cor Atrum

Cor Atrum is the main protagonist of Kingdom Hearts: Memories of Darkness. He was adopted by King Mickey, and treated like a son. One day, Cor will step up to take control of the throne when Mickey dies.

Kingdom Hearts: Memories of Darkness
A young boy abandoned when he was a baby. Chosen by the Keyblade, he now dfends the Realm of Light alongside Sora, Donald, and Goofy.