US Patent 10137364 Game controller with removable magnetic button

A game controller includes an electronic input sensor and a button-retention feature. The button-retention feature is configured to removably affix a selected button accessory to the game controller through a magnetic attraction between the button-retention feature and the selected button accessory. The selected button accessory is one of a plurality of differently configured button accessories removably affixable to the game controller. The selected button accessory is configured to translate a touch applied to the selected button accessory to an actuation of the electronic input sensor when the selected button accessory is affixed to the game controller.