more are popping up as we speak^^
Umu Umu!
Also, if pictures are too small, you can use Waifu2x to supersize them
https://imgur.com/a/ENVd9xq
here's my Trails wallpaper collection from a few years ago (it's quite a bit bigger now, but i am i don't want to upload it all xD)
I have alot of Art for FE (especially Console ones), NepNep and Falcom stuff + some anime stuff and other games. If you want something, tell me and i might share some 😉