La Scuola dell'Orso wore heavier armatura. Along with the Scuola del Gatto, they are the only know witcher schools to use crossbows in their hunt. The school is only mentioned in The Witcher 3: Wild Hunt. Like la Scuola della Vipera, it has not appeared in any of the books, graphic novels, or other Witcher related media. Along with the school is a whole new set of Witcher gear.