History of the Pittsburgh Steelers Dallas defeated the Steelers in Super Bowl XXX to become the second team behind San Francisco to win five Super Bowl Championships. Ten years later, Pittsburgh would join Dallas and San Francisco to become the third team to reach that milestone when they defeated the Seattle Seahawks in Super Bowl XL. Three years later, the Steelers would become the first team to win a sixth Super Bowl, achieving that milestone in the 2008–09 season. They played against the Arizona Cardinals in Super Bowl XLIII, with a 27–23 comeback victory. The Broncos have competed in seven playoff games against the Steelers,
1980 Pittsburgh Steelers season in total offense, and scoring 352 points. Despite the team's troubles, the Steelers could have again obtained home field advantage throughout the playoffs had they not lost several close games, including games against Cincinnati and Cleveland in which they lost despite having large leads in the fourth quarter. Pittsburgh remained in the playoff hunt until a 28–13 loss to Buffalo in week 12 and then a 6–0 loss to Houston effectively eliminated Pittsburgh from the postseason. To many, these two losses marked the end of the Steeler Dynasty. Several key players retired after the 1980 season and the team was