We took notes - here are all the games Nintendo showed for Wii U.
Nintendo
Pikmin 3
New Super Mario Bros. U
Nintendo Land
Wii Fit U
SiNG
Panorama View
Game & Wario
Project P-100
Warner Bros. Interactive
Batman Arkham City Armored Edition
Scribblenauts Unlimited
Namco Bandai
TANK! TANK! TANK!
TEKKEN Tag Tournament 2
Tecmo Koei
Ninja Gaiden 3: Razor's Edge
2K Games
LEGO CiTY Undercover
Ubisoft
Just Dance 4
Zombi U
Assassins Creed III
Rabbids Land
Your Shape: Fitness Evolved 2013
Rayman Legends
Sports Connection
The Avengers: Battle for Earth