Jack Campbell received one of the lowest Pro Football Focus grades among the Lions' defensive players, indicating struggles in his performance during the game against the Bills. His play will need to improve as the team prepares for a critical divisional matchup with Chicago.

Jack Campbell has taken on the responsibility of calling defensive plays in the absence of Alex Anzalone. He has praised Sheppard for his coaching style, highlighting how Sheppard pushes players while ensuring they feel appreciated. Campbell recognizes Sheppard's hard work and dedication, expressing hope that he remains the linebacker coach for his entire career, while also acknowledging that Sheppard deserves opportunities for advancement.

Jack Campbell will play a crucial role in the Lions' defensive strategy against Allen. As the de facto quarterback of the defense, he is tasked with closely monitoring Allen to prevent big plays, both in the air and on the ground. Although the coaching staff typically avoids using a QB spy, Campbell's responsibilities will be vital in limiting Allen's effectiveness.

Jack Campbell led a depleted Lions defense with the highest single-game PFF grade of his career during their win against the Packers, recording two tackles resulting in defensive stops against the run and achieving a positive grade on 21.7% of his run-defense snaps.

Jack Campbell, a first-round pick in 2023, has become a key player on the Lions' defense, contributing significantly despite the team's injury struggles. His presence is vital as the Lions navigate a challenging season with numerous defensive injuries.