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.