Following the official Wii U announcement at E3 2011, Nintendo showed some playable demos on the show floor. These were, at the time, just tech demoes, and did not involve any promises of future playable games. At E3 2012 Nintendo would reveal the first playable Wii U games.
New Super Mario Bros. Mii
Measure Up
Shield Pose
Chase Mii
Battle Mii
The Legend of Zelda HD Graphical Demo


