Snow symbol can randomly turn into a Golden Snow Symbol. Implicit in this prediction is also the idea that the series will not be wrapped up in 7, and the next book might not even be 'The Winds of. Triggers A unique “infectious” Wild mechanic, magically trasforms all adjacent marked positions to WILD. . The Dunk and Egg spin-off will adapt Martin's novellas about Ser Duncan the Tall and King Aegon V Targaryen, ninety years before the events of Game of Thrones.