The aforementioned Animal Crossing allowed players to take their towns with them via their memory card, so by having two in a system at once you could travel to and from multiple towns. (nintendowire.com)
The game features a quite large open world rural style map with multiple towns, some woods, and a lot of farmland so there's plenty of environmental variety. (darkstation.com)
It really might but in a world where most RPGs lack multiple towns and few party members who aren't air controlled it might be a god send. (novacrystallis.com)