This isn't really a wallpaper, but that's because I've yet to FIND a proper Yggdra Union wp. So...if they even exist, post them. If not, then make them... then post them.
Did you try the official site:>>http://www.sting.co.jp/yggdra/download/index.htmor Lacrima castle?>>http://www.lacrimacastle.net/