Name: Mayflash Wii U Pro Game Controller Adapter [DirectInput]
Found via SDL2's gamecontrollerdb.txt.
https://raw.githubusercontent.com/gabomdq/SDL_GameControllerDB/master/gamecontrollerdb.txt
2018-03-17 01:28:58
Maintained by Stephen J. Gowdy
No counters, no frames, no syntax errors.