Less than a hundred thousand I am guessing. Yves Guillemot has upset a lot of Wii U owners lately, and the game is being released at a much later date than the other versions.
So this will only sell to people who only own a Wii U and are not extremely annoyed at Ubisoft.
NNID: TanukiTrooper - PSN: MatrosRx - STEAM: TanukiTrooper