I have a confession to make: I've spent several hundred dollars on Steam Controllers | TechSpot
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GitHub - FrogTheFrog/steam-gyro-for-cemuhook: App to add Steam Controller's motion support to Cemuhook
The Steam Controller Can Also Do Motion Control
Amazon.com: Bluetooth Controller for Switch/PC/iPhone/Android/Apple Arcade MFi Games/TV/Steam, Pro Wireless Game Controller with Phone Clip with Newly Launched Lock Joystick Speed Function/6-Axis Gyro/Dual Motors : Video Games