Mack-Raiders: How often has a team traded its best player?

Khalil Mack #52 of the Oakland Raiders sacks Josh McCown #15 of the New York Jets at Oakland-Alameda County Coliseum on Sept. 17, 2017 in Oakland, California. What would have been the locker room reaction if the Broncos had traded All Pro linebacker Von Miller a week before the regular season?

Safety Will Parks’ eyes widened at the thought of his team trading their best player.

“That’s crazy,” he said. “I can’t even put that in my mind.”

Imagine how Khalil Mack’s now-former Raiders teammates felt over Labor Day Weekend. Oakland’s best player, he was a preseason holdout because of a contract dispute. The Raiders threw their hands up and flipped Mack to the Bears for a package that included…