Antônio Rodrigo Nogueira, better known as Minotauro or Big Nog, is a Brazilian retired mixed martial artist. He competed in the heavyweight division of the Ultimate Fighting Championship (UFC), where he is a former Interim UFC Heavyweight Champion. He is the twin brother of UFC fighter Antônio Rogério Nogueira. Nogueira rose to prominence in the Japanese promotion Pride Fighting Championships, where he was the first Pride Heavyweight Champion from November 2001 to March 2003, as well as a 2004 PRIDE FC Heavyweight Grand Prix Finalist. He is one of only three men to have held championship titles in both Pride Fighting Championships and the Ultimate Fighting Championship.