iPEGA PG-9023 Bluetooth Gamepad Controller
This controller is expandable, which can fit tablets, Nvidia Shield too.
Has 4 Shoulder buttons, so you can play any games even with laptop/pc.
You can Play Supported Mobile Games with this Bluetooth Gamepad Controller
*Modern Combat 5
*Emulator Games like PPSSPP, Nintendo DS, Playstation 1 etc
Also you can play Playstation 4 Ps4 games with remote play function.