An interesting new custom kit has been discovered that can turn a simple-looking Raspberry Pi board into a handheld gaming console with keyboard and game controls. The Hyper Keyboard Pi is currently being sold for ¥6,980 (~US$64), although users will have to purchase the rest of the key components separately.
https://www.notebookcheck.net/Raspberry-Pi-board-morphs-into-a-gaming-device-with-the-Hyper-Keyboard-Pi.420788.0.html