if you exchange friend codes, Mii s can travel on their own from system to system over the internet but nothing to the point of making a 2 systems play one game on 2 separate screens, as far as I know
if you exchange friend codes, Mii s can travel on their own from system to system over the internet but nothing to the point of making a 2 systems play one game on 2 separate screens, as far as I know