It's possible for Mario. Activisions latest quarterly showed that games are hitting 50% digital on consoles alone. Does the switch do digital? ww2 needs to double(or damn near)it's sells to match Mario physically.
Halo MCC will sell 5+ million copies(including digital)
halo 5 will sell 10 million copies(including digital)
x1 will pass ps4 in USA, and UK.