Techniques are described for altering the gameplay of a computer game based on imported audio content. Embodiments of the invention receive a selection of external audio content to import into a computer game. Embodiments import the selected audio content into the computer game. One or more acoustic characteristics of the imported audio content are then determined by analyzing the imported audio content. Embodiments of the invention then affect one or more graphical elements of the computer game, based on the determined one or more acoustic characteristics of the audio content.