It was mostly used as a secondary, supporting display: - Zelda Windwaker HD - Deus Ex: Human Revolution - Assassin Creed Black Flag While it wasn't necessary i

It was mostly used as a secondary, supporting display: - Zelda Windwaker HD - Deus Ex: Human Revolution - Assassin Creed Black Flag While it wasn't necessary it freed up screen space for the main diaplay while also allowing you to play only on the gamepad.