>>532640807
Kozaki without question. Not only does he have the main OC's drawn, he's drawn other Book OC's like 3/5/6/8 , CYL winners, and promotional artworks including the main poster of the game.

And that's not even getting to the whole FE franchise with books of his illustrations, merchandise, and in game artwork of literally the entire cast of the game that revitalized the series (Awakening) and the 2nd highest selling game in the series (Fates)