As of the end of the 2008 season the Colts have the best winning percentage over the past 10 years. Followed by the Patriots, Steelers, Eagles, and Titans. They are the only teams in that span with winning percentages at .600 or better. The Colts are the only team above .700 (.714 to be exact).
The University of Kentucky Wildcats has the best winning record in NCAA history, with a 1876-577-1 record since 1903.
The team that has the best record or has the best season record.
In each league, the team with the best record normally plays the Wild Card team. The exception is that if the team with the best record and the Wild Card team are from the same division, then the team with the best record plays the division winner with the worst record.
Florida with 2 national championships
The answer is a team that you may not think. The team is the Harlem Globetrotters. They have never lost to the Washington Generals.
By the winners of each division and one wildcard team from each league. Wildcard team faces the best record team in each league unless the team with the best record and the wildcard team are from the same division. In that case, the wildcard team plays the divisional winner with the next best record.
1927 or 2001
The team with the best regular season record in 2004 was the Pittsburgh Steelers at 15-1.