レオン, Leo,Sorcerous Prince

Leo (Leon in the Japanese version) is a main playable character in Fire Emblem Fates on the Conquest and Revelation routes. The second youngest of the Nohrian royal siblings, Leo commands the loyalty of Odin and Niles as his personal retainers. If Leo achieves an S support, he will bear a son named Forrest with his spouse.

(Source: Fire Emblem Wikia)