Bison became the first team to win four straight FCS titles.
Quarterback Brock Jensen ran for three touchdowns, Sam Ojuri scored twice and North Dakota State beat Sam Houston State 39-13 in a title-game rematch Saturday for its second straight FCS championship.
The FCS championship rematch between North Dakota State and Sam Houston State is something of a do-over for several key returning offensive players.
The NCAA on Wednesday announced a three-year extension to stage its Football Championship Subdivision title game at FC Dallas Stadium in Frisco, a growing suburb north of Dallas.
The Bearkats (14-0) will face North Dakota State (13-1) on Saturday in the first FCS championship game appearance for both teams.