1972 Miami Dolphins Safe For Another Year Thanks To Detroit Lions

The 1972 Miami Dolphins can light the cigars. Their mark as the only NFL team to be undefeated for an entire season, through a Super Bowl championship, remains secure for another year. It’s an annual tradition to watch the unbeaten teams and see if they can keep it going late into the year. The 2026 NFL season had it end in Week 8, and those legendary Dolphins have the Detroit Lions to thank. Last Undefeated Team This Season Loses The Minnesota Vikings entered Week 8 as the last remaining undefeated team in the NFL.