He is the
北丐 'Northern Beggar' among the five greatest masters of the novel, and his
降龙十八掌 'Eighteen Dragon-Subduing Palms' is the best-known kung fu in Jin Yong. He once cut off one of his own fingers after his greed for food made him miss important business, which earned him the nickname
九指神丐, 'Nine-Fingered Divine Beggar'.