Elements used in default icon :

gamepad-variant : https://pictogrammers.com/library/mdi/icon/gamepad-variant/
from Austin Andrews : https://pictogrammers.com/contributor/Templarian/

gamepad-variant-outline : https://pictogrammers.com/library/mdi/icon/gamepad-variant-outline/
from Michael Richins : https://pictogrammers.com/contributor/MrGrigri/

checkbox-blank-outline : https://pictogrammers.com/library/mdi/icon/checkbox-blank-outline/
from Google : https://pictogrammers.com/contributor/google/

circle : https://pictogrammers.com/library/mdi/icon/circle/
from Austin Andrews : https://pictogrammers.com/contributor/Templarian/
