15. Indianapolis Colts (2003–2010)

The Indianapolis Colts, led by quarterback Peyton Manning and head coach Tony Dungy, delivered a remarkable era of sustained excellence, highlighted by a Super Bowl XLI victory and numerous AFC South titles. Their innovative, precision-based offense set new standards for efficiency and scoring, with Manning orchestrating one of the league’s most prolific passing attacks. The Colts’ longstanding rivalry with the New England Patriots produced some of the NFL’s most memorable showdowns, further cementing their place in history. Learn more about the Colts’ golden years at IndyStar.