1. A gaming machine, comprising: a cabinet; a display coupled to the cabinet; a user input mechanism coupled to the cabinet; an interface coupled to the cabinet, wherein the interface is configured to wirelessly communicate with a portable electronic device controlled by a player of the gaming machine; and a game controller coupled to the cabinet, wherein the game controller is configured to: provide a default game play session of a wager-based game, wherein the default game play session includes default game media to the player through the display, facilitate a data connection between the gaming machine and the portable electronic device through the interface, receive custom game media and customization settings, store the custom game media and customization settings in a memory, and provide a customized game play session of the wager-based game according to the customization settings, wherein the customized game play session presents the wager-based game using the custom game media in place of at least a portion of the default game media.