Only two. Julius peppers and Donovan McNabb
cowboys with 8
Oregon has never played in the super bowl as Oregon has no NFL team.
There have been XLII (42) Super Bowls played in the history of the NFL.
Vikings and Bills
NFL cities bid for Super Bowls in advance. The league ownership votes on where the games will be played.
Super Bowl rematches have happened five times in the history of the Super Bowl. The Pittsburgh Steelers and the Dallas Cowboys have played for the NFL championship three times, in Super Bowls X, XIII and XXX. The Miami Dolphins and the Washington Redskins have played twice, in Super Bowls VII and XVII. The San Francisco 49ers and the Cincinnati Bengals played twice, in Super Bowls XVI and XXIII. The Dallas Cowboys and the Buffalo Bills played in back-to-back NFL title games -- Super Bowls XXVII and XXVIII.
Joe Montana has played in and won 4 Super Bowls winning the MVP award for the game 3 times.
The Colts were a member of the NFL when they played in Super Bowl III and a member of the AFC when they played in Super Bowls V and XLI.