Geralt of Rivia (Polish: Geralt z Rivii | simply known as Geralt) is a fictional character and the protagonist of The Witcher series of short stories and novels by Polish author Andrzej Sapkowski. He is a magically enhanced monster-hunter known as a "witcher", who possesses supernatural abilities due to his mutations. He was describednby Péter Apor as a character embodying "the neo-liberal anti-politics" spirit of the Polish popular culture of the 1990s, following his debut in the books.