I used to post this on Reddit and Amino a while ago, This is a reupload of the posts, so go check it out:
https://aminoapps.com/c/fire-emblem-amino/page/blog/exclusive-sov-character-in-gaiden-art-style/N43l_e4KuMuaG60KP8zJz6Pqo2GbqNwmk7n
Hope you enjoy