The NBA's 1975-76 Western Conference- Midwest Division gets my vote. This was back in the days when the NBA had only 18 teams.

The standings for the four team 1975-76 Midwest Division:


Milwaukee 38-44
Detroit 36-46
Kansas City 31-51
Chicago 24-58

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"If winning isn't everything, then why do they keep score?" - Vince Lombardi