Piggyback Guides has revealed via Twitter today that it's working on The Legend of Zelda: Breath of the Wild's official guide.Two other books appear behind it, the first one displaying one of our first looks at the game, the second designed with a golden Sheikah tribe logo at its center. It's unknown as to what exactly these other books are, as no clear titles for them are provided.The game itself is set to launch for the Nintendo Switch and Wii U next year. Nintendo has been giving fans periodic looks into the game this past week, as it was announced that new screenshots "exploring the Hyrulean landscape" would be shown until the game's release, a holiday website debuted new gameplay of protagonist Link sledding down a hill with his shield, some concept art of the hero was shared, and a new look at Link beside a campfire was revealed.Today's announcement can be found in the Tweet below: