Arizona’s preseason finale vs. Las Vegas spotlights backups and roster scrambles as starters sit. Clayton Tune leads the QB audition, with Jacoby Brissett on the depth chart behind Kyler Murray, not suiting up. Xavier Weaver and Josh Fryar push for final spots, while P.J. Mustipher and Kitan Crawford fight for meaningful depth roles. Joey Blount and Walter Nolen add special-teams and DL intrigue. Outcomes matter less than tape and roster signals for fantasy depth pieces.