Arrogate (left) capped a triumphant debut season by winning the 2016 Breeders' Cup Classic in a dramatic finish. Sean M. Haffey/Getty Images North America The result helped the American colt to be named Longines World's Best Racehorse for 2016 in London Tuesday. Harry How/Getty Images North America/Getty Images Arrogate beat California Chrome and Australian wonder-mare Winx to the coveted Longines prize. Harry How/Getty Images North America/Getty Images The much-loved Chrome suffered only one defeat over the course of 2016. Andy Lyons/Getty Images That was at the hands of Arrogate in the Breeders' Cup Classic at Santa Anita. Molly Riley/Getty Images Former Kentucky Derby champion Chrome won the 2016 Dubai World Cup. Warren Little/Getty Images Europe/Getty Images Australia's Winx won all eight of her starts in 2016. She is riding a 13-race winning streak going back to May 2015. Vince Caligiuri/Getty Images AsiaPac/Getty Images Winx won the Cox Plate for a second time in October. Vince Caligiuri/Getty Images AsiaPac/Getty Images She has now won over AUD$9.34 million ($7 million) -- the third-highest earnings of any Australasian racehorse. Michael Dodge/Getty Images AsiaPac/Getty Images Prev Next