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At 6'4" and 264 pounds, Antonio "Bigfoot" Silva is one imposing dude. Yet he will be facing a similar-sized opponent in the form of Travis Browne as he enters the Octagon for the second time as the headline event at UFC on FX. In footage shot before his debut at UFC 146, the Brazilian reacts to his new opportunity with the UFC. Catch this five-round heavyweight bout, Friday, October 5, live on FX at 8 PM ET/PT. Check UFC.com and the How to Watch section for international details.