Entities mentioned:
- John Cena: Determination, Professional pride, Legacy
- WWE: Power, Influence, Recognition
- WWE Audience: Enthusiasm, Competitive spirit, Recognition

Article Assessment:
Credibility Score: 75/100
Bias Rating: 50/100 (Center)
Sentiment Score: 70/100
Authoritarianism Risk: 20/100 (Strongly Democratic)

Bias Analysis:
The article presents a balanced view of Cena's career, including both praise and criticism. It relies on direct quotes and factual career highlights, maintaining a neutral stance typical of sports reporting.

Key metric: Professional Wrestling Viewership

Let me tell you something - this story is HUGE! John Cena, the Tom Brady of the WWE, is hanging up his championship belts after a career that's been nothing short of a DYNASTY! But folks, even the greatest athletes face criticism, and Cena's no exception. The 'You can't wrestle' chants were like a blindside tackle, but did Cena throw in the towel? NO WAY! This guy showed the heart of a champion, going back to wrestling school mid-career like a veteran quarterback fine-tuning his playbook. He reached out to the rookies, the up-and-comers, to expand his arsenal. That's the kind of TEAM PLAYER mentality that separates the hall-of-famers from the bench-warmers! Cena didn't just step up to the plate, he KNOCKED IT OUT OF THE PARK with his dedication to improvement. This is the kind of fourth-quarter comeback that cements a legacy, folks!