These are the professional basketball teams who have made four consecutive NBA Finals appearances.
Here is a list of golfers who have won The Masters Championship at Augusta more than once:
The only 6 times that two #1 seeds made it to the NCAA Division 1 basketball championship game:
A perfect season is a sports season including any requisite playoff portion, in which a team remains undefeated and untied. The feat is extremely rare at the professional level of any team sport, and has occurred more commonly at the collegiate level in the United States. A perfect regular season (known by other names outside the United States) is a season excluding any playoffs, where a team remains undefeated and untied; it is less rare than a complete perfect season but still exceptional. Here are a list of teams that either won every game including the playoffs and championship -- as well as those that just won every regular season game: