Mario vs. Donkey Kong is a prototype tech demo made specifically for showcase at GDC, so chances are this is not a game that we'll see in the future.
However, there's been no confirmation that it's NOT in the works as a full title. Check out the video below to see the very cool demo.
3 news items
Yacht Club Games Interview
David D'Angelo gives us some chat on Shovel Knight
Reggie Fils-Aime Talks Nintendo Third Party Woes
Who needs Call of Duty when you have Mario and Zelda
11.5.2014 Nintendo Direct Showcases Upcoming Games
2015 shaping up to be a great year
Nintendo Introducing a Pre-Download Option for its Digital Releases
An exciting idea that brings a potential problem with it
Former Factor 5 President Reveals Cancelled Rogue Squadron Game for the Wii
The force wasn't strong with this one
3DS Homebrew Channel Back on Track After Slight Delay
Giving gamers a place to brew their own games
Pokemon: Omega Ruby/Alpha Sapphire Dual Pack Confirmed
Why choose, when you can have both
Wii U Owners Frustrated Over Low Stock for Bayonetta 2
This witch is proving elusive for gamers
Super Smash Bros. Overload
8 player smash, new game modes, stage builder, and the return of Mewtwo
Rob Jones said:
I've got the basic white Wii U, so my USB hard drive is a godsend. ... Nintendo Introducing a Pre-Download Option for its Digital Releases
Wii's World is not officially affiliated with Nintendo! (but they wish we were).