The No. 19 Badgers (9-3) are playing in a non-BCS bowl for the first time in three seasons following three consecutive appearances in the Rose Bowl. Wisconsin lost those games, though, and will be looking for its first bowl win under coach Gary Andersen.
South Carolina (10-2) won its final five games of the season, including a double-overtime victory against then-unbeaten Missouri.
The Gamecocks are making their second Capital One Bowl appearance in three seasons, having beaten Nebraska in 2012.
South Carolina is also the only team to beat Fiesta Bowl-bound UCF, rallying in the final three quarters to claim a three-point victory.
It is the first meeting between the schools.
SEC runner-up Missouri is headed to the Cotton Bowl, where the No. 8 Tigers will play No. 13 Oklahoma State on Jan. 3.
Missouri (11-2) is coming off a 59-42 loss to Auburn in the SEC championship game in only its second season in that league.
Oklahoma State (10-2) was on track for a Big 12 title and a spot in the Bowl Championship Series before a 33-24 loss to Oklahoma on Saturday.
SEC teams have won the last five Cotton Bowls, and nine of the last 10, over Big 12 teams. The lone exception was the 2008 game when Missouri, then in the Big 12, beat Arkansas 38-7.
Oklahoma State is in its 11th bowl in 12 years, a span than includes Cotton Bowl losses to Mississippi in 2004 and '10.
No. 10 Oregon will square off against Texas in the Alamo Bowl on Dec. 30.
Oregon (10-2) won its first eight games and was in the national title discussion before losing at Stanford on Nov. 7. The Ducks also got blown out at Arizona before rallying to beat rival Oregon State 36-35.
Texas (8-4) will play in San Antonio for the second straight year, having beaten Oregon State 31-27 a year ago.
The Longhorns had a chance to win the Big 12 title and play in a BCS bowl game, but lost to Baylor 30-10 on Saturday in the regular-season finale.
Texas opened league play with six straight wins before losing two of its last three.
No. 16 LSU has been selected to face Iowa in the Outback Bowl on New Year's Day.
The Tigers (9-3) are making their first trip to Tampa for postseason action since 1989, when the game was called the Hall of Fame Bowl.
Iowa (8-4) will be making its fourth appearance in the Outback. The Hawkeyes last appeared following the 2008 season, when they beat South Carolina 31-10.
The Hawkeyes beat Florida 37-17 to conclude the 2003 season in Tampa. They lost to the Gators 31-24 in the game winding up the 2005 season.
LSU coach Les Miles says the annual matchup between representatives from the SEC and Big Ten a "premier" game. Iowa coach Kirk Ferentz says his players are excited to be facing a team the caliber of LSU.
Johnny Manziel might play his final college game in the Chick-fil-A Bowl in Atlanta
No. 21 Texas A&M, led by Heisman Trophy winner Manziel, will face No. 24 Duke in the New Year's Eve bowl at the Georgia Dome.