Why not have a roaster page that's public and viewable, once you have filled your roaster, then you send out challenges, if accept war, at first it will be difficult in time much easier. Really should be a tier system of small and large kingdoms hence more could get involve. I'm sure die hards will not want that but there lies the problem
Could understand it just find. Please, put more effort in to learning that not everybody's grammar level needs to culture to your needs.