Amari Cooper returns to the Raiders, aiming to reclaim elite form alongside Jakobi Meyers as Las Vegas rebuilds a versatile receiving corps. Cooper’s health, chemistry with the offense, and how rookie Dont'e Thornton and Tre Tucker fit behind the top duo will determine Week 1 viability at New England. Backup QB questions and roster cuts shape the depth chart as Chip Kelly’s playbook lands in a new environment.