The Bison had never lost an opening round NCAA playoff game until 1991 .
Are now 35 - 9 in the last 44 playoff games including national crowns in 1983 - 85 - 86 - 88 - 90 , 2011 and 2012 .
The Bison had never lost an opening round NCAA playoff game until 1991 and are now 35 - 9 in the last 44 playoff games including national crowns in 1983 - 85 - 86 - 88 - 90 , 2011 and 2012 .