A wagering game system and its operations are described herein. In some embodiments, the operations can include presenting, at a wagering game machine, a wagering game including a wagering game element. The operations can include presenting a graphical indicium in association with the wagering game element. The operations can include detecting player selection of the graphical indicium, wherein the player selection of the graphical indicium indicates player liking for the wagering game element. The operations can include modifying the wagering game based on the player liking for the wagering game element.