Let’s talk Steelers: What’s Pittsburgh’s biggest X-factor in 2026?

PITTSBURGH, PA - OCTOBER 12: Deshon Elliott #25 of the Pittsburgh Steelers in action against the Cleveland Browns on October 12, 2025 at Acrisure Stadium in Pittsburgh, Pennsylvania. (Photo by Justin K. Aller/Getty Images) | Getty Images X-factor: It’s a term we use a lot in sports for some reason, generally as a way to describe a variable that could swing either way in a game or season, often determining whether the result is a success or a failure. For the Steelers in 2026, there are a lot