One great thing the Xbox One allows that sadly the Wii U does not is the ability to customize your background. This essentially creates custom themes, where you can use any image you want. Still, just throwing an image on the background doesn’t inherently complete a theme – you want some nice highlights for certain sections of the Xbox One UI as well to complete the look. UntamedDeviance added a new Zelda theme to Xaged, an Xbox One theme site that allows you to see these themes in action before you download them…