The Buffalo Bills in Super Bowls XXV through XXVIII.
Pittsburgh Steelers
Vikings and Bills
the Pittsburgh steelers because they have won 6 super bowls
the steelers do with 6 super bowls
none
The Steelers with 6.
cowboys with 8
the colts won two super bowl!
The Buffalo Bills, the Denver Broncos, the Minnesota Vikings, and the New England Patriots have all lost four Super Bowls.
The Buffalo Bills are the only NFL team to have played in four consecutive Super Bowls and lost (SBs XXV, XXVI, XXVII, and XXVIII). The Minnesota Vikings have also played in four Super Bowls and lost but they were not consecutive (SBs IV, VIII, IX, and XI).
The Bills, Broncos, and Vikings. Bills are significant because they lost four years in a row.