A method, implemented as computer code being executed by one or more processors, in which a computing device displays computer game graphics showing a gameboard with multiple game elements that are removed when matched or switched by a player, such as in a match-3, clicker or switcher game; and in which the processor(s) enables the game elements to evolve into visually altered versions when they form part of a match or switch and it is the altered versions that can be removed by subsequent matching or switching by the player.