You can turn this modular clamp-on controller into an N64 or GameCube gamepad

The X5 Alteron works with smartphones and tablets, and it can replace faulty Joy-Cons on your Nintendo Switch.
GameSpot

Fallout Pip-Boy Limited Edition Xbox Controller Available At Amazon

The new Fallout-inspired Xbox Wireless Controller promptly sold out at the Microsoft Store last month.

Razer’s new controller has TMR sticks and ultra-low latency Bluetooth for use with TVs

But its sub-3ms Bluetooth is only compatible with LG TVs.
GameSpot

8BitDo All-Button Arcade Controller For Switch 1/2 Gets Massive Price Cut

8BitDo's All-Button Arcade Controllers for Nintendo Switch 1/2, PC, and Xbox consoles are on sale for terrific prices at Amazon. The wireless retro-inspired edition for Switch 1/2 and PC is up for ...