When he was still playing, Tom Brady defeated Patrick Mahomes in an AFC Championship Game and a Super Bowl. But now that he's retired, Brady has been providing some insight and advice to the Chiefs' quarterback.

Patrick Mahomes is about to embark on the ninth year of of his incredibly productive NFL career, presumably with ample opportunity to close the gap between himself and Tom Brady in terms of personal and team accomplishments.

There was a time when Kansas City Chiefs star Patrick Mahomes and arguably the NFL's greatest of all time, Tom Brady, were fierce rivals. In fact, Brady and the New England Patriots took down Mahomes and the Chiefs in the 2019 AFC Championship during the 2018 season,