Evaluations of quarterback Brock Purdy seem to swirl around one particular factor—supporting cast. The argument goes like this: He is surrounded by playmakers, and his head coach is a genius who can scheme success out of anyone,

Even though there was a lot of noise, the 49ers and Purdy were able to get a new deal done. The two sides agreed to five-year, $265 million contract extension to keep the franchise quarterback in town long-term.

The San Francisco 49ers gave Brock Purdy a huge extension earlier this month. Now, he has to prove that he's worth the payday.