Jeigan

Jagen (Japanese: ジェイガン _Jeigan_) is a paladin in the _Fire Emblem_ series. He is a high-ranking Altean knight who helps [Marth](https://anilist.co/character/9513/Marth) escape when Altea is betrayed and conquered by Gra.

(source: [Fire Emblem Wiki](https://fireemblemwiki.org/wiki/Jagen))