Dillashaw (9-2) made his way to the UFC through The Ultimate Fighter reality show. He appeared on the fourteenth season of the series and advanced to the finals, but was defeated by John Dodson via technical knockout.
After the loss to Dodson, Dillashaw strung together a four-fight winning streak before losing a controversial split decision to Raphael Assuncao on Oct. 9, 2013. The Team Alpha Male fighter is coming off a unanimous decision win over Mike Easton in his last outing at UFC Fight Night 35 on Jan. 15.
Mizugaki (19-7-2) is currently riding a four-fight winning streak. He defeated Nam Phan by unanimous decision in his last outing at UFC Fight Night 33 on Dec. 7, 2013.
The winner of this fight will put himself in title contention.
UFC 173 Takes place on March 24 at the MGM Grand Garden Arena in Las Vegas. Middleweight champion Chris Weidman puts his title on the line for the second time when he faces former light heavyweight champion Vitor Befort in the main event.