John Cena was at the top of WWE for most of his career, which sparked some memorable feuds with other big names.

Discover John Cena's 10 worst moments in WWE history, from the "Once in a Lifetime" rematch and losing to Kevin Federline, to stifling The Nexus and his planned heel turn.

John Cena has been a WWE superstar for over 20 years. Learn key stats and facts about marquee matches throughout his legendary career now.

On Saturday, John Cena is ending his 26-year wrestling career. An undeniable WWE legend, Cena has had more than 2,000 matches and main-evented dozens of pay-per-views and premium live events. To honor ...