US Patent 10297103 Gaming machine including a multi-matrix modifier symbol

Disclosed is a gaming system including a regulated gaming machine primarily dedicated for use in playing at least one regulated casino wagering game that randomly selects an outcome of the casino wagering game and displays the selected outcome via first and second adjoining matrices comprising a plurality of game symbols and at least one modifier symbol displayed in a position to temporarily overlay at least one symbol in each of the first and second matrices and to convert any overlaid symbols to another symbol prior to awarding an award in response to the displayed outcome meeting a predetermined award criterion.