Wrestling is a profession of John Cena.
John Cena . Throughout his WWE career , Cena has won 25 championships , with 16 reigns as a world champion ( 13 times as WWE Champion and three times as WWE 's World Heavyweight Champion ) , an accomplishment only previously achieved by WWE Hall of Famer Ric Flair . World Wrestling Entertainment , Inc. ( d/b/a WWE ) is an American publicly traded , privately controlled entertainment company that deals primarily in professional wrestling , with revenue also coming from film , music , video games , product licensing , and direct product sales .