Hey I know this is a late response but I just tried our loader on the Wii U and it won’t work with either hyrule warriors or LEGO Batman 3. Ones that I have tested were just dance 2015, star fox guard, and super Mario 3D world. (Btw they are all American games)
sorry, beein trying to find this file that's been right in front of me for a month now, only to find broken links, and google to prove that it's completely worthless.