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A featherweight division attraction has been added to UFC On Fox 21 as Anthony Pettis does battle with Charles Oliveira. Pettis will be making his featherweight division debut and he is a former UFC Lightweight Champion. Oliveira has won five of his last six fights under the UFC banner, most notably defeating Jeremy Stephens at the UFC Ultimate Fighter 20 Finale. UFC On Fox 21 takes place on August 27th from a location to be announced in Vancouver, British Columbia, Canada with no headliners announced as of yet.
