Hamister on 21 January 2014
I'd say Wii U at the moment has four games (released or announced) with potential to reach 5 million or more. Those games are:
New Super Mario Bros. U
Mario Kart 8
Super Smash Bros.
Super Mario 3D World
I base this projection on world wide life time hardware sales of 30-35 million Wii U systems.
