A FreePIE script maps the mouse movement to two virtual vJoy thumbsticks for the in-game control, Tilleytweeted.

They could be mapped to extra buttons or actions such as shaking the ball to charge.

Tilley’s trackball wouldn’t have been out of place among ourcustom controller exhibitionat the last EGX show.

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Tilleys trackball isnt the only oddly useful custom controller out there.

Katamari Damacy Rerollis onSteamfor 16/$30/20, but youll have to make your own controller for that one.

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