Many things are underway as you can see in this post >> http://www.lewdgamer.com/2016/07/25/...ses-on-nutaku/
Specificaly the part where BroyT gives us a preview of what is to come. Very exciting, so we can assume that some things we know now may change in a not so far away future.
And that
is a very good news.possibility to change your Heroe's class for HaremBatlles