ACCORDING TO A LEAK, IT IS SET TO RELEASE ON 11/21/14. WOO.
http://www.ign.com/articles/2014/09/13/report-super-smash-bros-wii-u-to-release-in-november
http://www.ign.com/articles/2014/09/13/report-super-smash-bros-wii-u-to-release-in-november