Beware, Eagles: since 2000, of the last undefeated teams in each season only one has won the Super Bowl
NFL teams that came closest to going undefeated, joining the 1972 Dolphins as members of the perfect club
The Detroit Lions face an impressively unenviable NFL record: a 0-17 season, Detroit Lions
College football - Wikipedia
Indianapolis Colts - Wikipedia
13 NFL teams that nearly had unbeaten regular seasons
The last undefeated NFL teams of the past 30 years
The NFL's Worst Division Might Actually Be Its Worst Ever - The Ringer
Last undefeated NFL team betting odds: 49ers, Eagles and Cowboys lead the pack
History of the NFL's last undefeated teams: Eagles look to buck recent trend of Super Bowl shortcomings