Newb: Methods of Toggle Switch to Momentary Button for Gaming

No no no. Software easier here, def.

Switches that stay where you put them can be used in your button matrix as long as all the switches are diode isolated.

Google diode isolated matrix or start here

https://learn.sparkfun.com/tutorials/button-pad-hookup-guide/background

In your software you catch the fact that the switch has changed, and simulate that some button or other has been pressed.

It's not ideal, as a button that meant on/off wouldn't necessarily match the physical position of a toggle switch up/down. That may be a problem sometimes if everyone doesn't start on the same page so to speak.

Search these fora. I've contributed to this and similar problems recently

  toggle @alto777

I found this

which might be thought food, see if.

HTH

a7