The Wii U GamePad started life as this - CNET

Nintendo has revealed an image of the prototype Wii U GamePad, involving two Wiimotes and some double-sided tape.

Nintendo Wiiu Tablet Console Display Stand

So I've added USB-C to my gamepad in Feb., now it was the consoles turn.

Stylus Pen for Wii U Gamepad, Xahpower Replacement Stylus Compatible with Nintendo Wii U Gamepad, 4 in 1 Combo Touch Styli Pen Set Multi Color for Wii U Gamepad : Video Games

Play Super Mario Galaxy 2 using the Wii U GamePad - The Independent Video Game Community

Nintendo Wii U 8GB Basic Pack - White : Video Games

Nintendo Wii U Review (2012) - IGN

Can someone make this DREAM true for 3ds and WiiU? - The Independent Video Game Community

Wii U GamePad battery life gets a boost from new Nyko accessories - Polygon

What Happened to the Wii U GamePad's Potential? - Editorial - Nintendo World Report

How to pair Wii U kiosk gamepad to a Wis-001 or Wis-003 console

In praise of the Wii U, my son's first console

Off-TV Play - Wikipedia

Wireless Wii U Pro Controller - Nintendo Wii U - Nintendo

The Wii U's quest to save living-room couch multiplayer - CNET