Quarterbacks who began the season as backups have gone undefeated when called into action. Through three weeks, Carson Wentz, Drew Lock, Michael Penix Jr., Jameis Winston, Marcus Mariota, and Case Keenum have all started and won games they weren't expected to begin the season. esporist.org
Two more backup QBs are expected to make their season debuts in Week 4: Tyson Bagent for the Bears and Jalon Daniels for the Buccaneers. This trend highlights the importance of having quality depth at the quarterback position.
