UFC Fight Night 51: Bigfoot vs. Arlovski was a mixed martial arts event held on September 13, 2014 at Ginásio Nilson Nelson in Brasília, Brazil. The event was headlined by a heavyweight rematch between Antônio Silva and Andrei Arlovski. Their first fight at Strikeforce: Heavy Artillery ended in a unanimous decision victory for Silva.
Andrei Arlovski , Antonio Silva , Gleison Tibau , Leonardo Santos , Efrain Escudero , Santiago Ponzinibbio , Iuri Alcântara , Russell Doane , Jéssica Andrade , Larissa Pacheco
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