A number of different witchers' schools dot the world. Adherents of the School of the Wolf are brought up from childhood at Kaer Morhen, where cadets have undergone rigorous training and mutation into witchers for generations. The training methods employed at the citadel include practicing sword techniques while balancing on top of wooden posts (sometimes while blindfolded!), while the mutations granting superhuman strength, speed and reflexes take the form of a set of arcane rituals called the Trial of Grasses. All this, supplemented with training in alchemy (the brewing of potable potions, enhancing blade oils and rudimentary bombs) is designed to prepare future witchers to face the fearsome creatures their profession requires them for hunt. For witchers, fighting with their backs against the wall in cramped ruins under a starless sky is an everyday occurrence, so they must keep up their training to fight at full strength whatever the circumstances.
Witchers use both physical