Wii U user stumbles into 'mock up' debug menu, Nintendo removes access | Engadget
Wii U E3 2011 prototype Highly detailed (Detallado) | 3D Warehouse
Nintendo Wii U patent covers 3D high-def tablet - GameSpot
That WiiU prototype controller picture from a few years back looks very familiar now... : r/nintendo
Early Wii-U Prototypes - Wii U Wiki Guide - IGN
Nintendo4Life87 on Twitter: "This is a very rare WiiU prototype gamepad (DK2-E3-CD(W)) that was demonstrated at the E3 in 2011 to reveal the new console. https://t.co/bRrFuK0YXb" / Twitter
Nintendo share early Wii U prototypes - Nintendo Insider
Nintendo Shows Off Its Wii U Prototype - Game Informer
Early Wii-U Prototypes - Wii U Wiki Guide - IGN
Nintendo4Life87 on Twitter: "This is a very rare WiiU prototype gamepad (DK2-E3-CD(W)) that was demonstrated at the E3 in 2011 to reveal the new console. https://t.co/bRrFuK0YXb" / Twitter
The Secret Developers: Wii U - the inside story | Eurogamer.net
Wii U控制器- 维基百科，自由的百科全书
Wii U GamePad - Wikipedia
E3 2011: Nintendo Wii U First Take - CNET
Wii U Gamepad Prototype vs Product – SideQuesting
Iwata Regrets Not Showing Wii U Console During Press Conference - News - Nintendo World Report
I've compared the prototype E3 gamepad against the retail version. Nintendo did make some changes after the E3 in 2011 when they exhibited the console. : r/wiiu
🐱ri-Warui 在Twitter 上："3ds prototypes, including the model with switchable control pad modules https://t.co/cGUyKbalhw" / Twitter
Rumor: Nintendo working on cartridge for 3DS to allow Wii U control - NintendoToday
/cdn.vox-cdn.com/uploads/chorus_image/image/1946403/new-wii-u-gamepad-official-verge.0.jpg "E3 2012: Wii U coverage - Polygon")
E3 2012: Wii U coverage - Polygon
Iwata Reveals How Nintendo Developed The Early Prototype For Wii U - Nintendo Life
Check Out This Elaborate, Crazy-Expensive Wii U Prototype
