If you were to create a Wii U successor, what would it be?

[TheLegendaryWolf]

daredevil.shark said:
1. Ditch the tablet.
2. Ditch region locking.
3. Powerful than PS4.
4. Introduction of new controller which will be similar to Dualshock 4.
5. Introduce achievement / trophy.

So, basically an upgraded PS4?