As we enter Week 18 of the college basketball season, the race for conference championships and NCAA Tournament seeding is heating up. This week features a stacked lineup of many top-25 showdowns, crucial conference battles, and must-watch SEC clashes that could shake up the rankings. Here’s a breakdown of the biggest games and what to expect as we inch closer to March Madness.

Week 18 Games
Sunday, March 2
- No. 8 Michigan State vs. No. 11 Wisconsin
A critical Big Ten matchup between two defensive powerhouses. Both teams are vying for a higher seed in the conference tournament, making this a must-win game. - No. 15 Michigan vs. Illinois
Michigan continues its push for a strong tournament resume, but Illinois has been a dangerous team at home all season.
Monday, March 3
- No. 2 Duke vs. Wake Forest
Duke remains a national contender, but Wake Forest has been known to pull off upsets in the ACC. Can the Demon Deacons rise to the occasion? - No. 4 Houston vs. Kansas
A major Big 12 showdown between Houston’s greatest defense and Kansas’s high-powered offense.
Tuesday, March 4
- No. 17 Kentucky vs. LSU
Kentucky has been playing inconsistent late in the season and LSU is capable of making this a tough matchup. - No. 20 Purdue vs. Rutgers
Purdue’s dominant duo frontcourt will be tested by Rutgers’ physical defense. - Creighton vs. Seton Hall
An important Big East contest between two teams fighting for tournament positioning. - No. 1 Auburn vs. No. 12 Texas A&M
Auburn has been nearly unstoppable, but Texas A&M has the potential to give them a challenge. - No. 9 Iowa State vs. No. 25 BYU
A key Big 12 matchup with BYU needing a big win to solidify its NCAA Tournament chances. - Rivalry Game: No. 22 Arizona vs. Arizona State
One of the biggest rivalries in the Big 12. Expect a high-intensity battle with bragging rights on the line.
Wednesday, March 5
- No. 15 Michigan vs. No. 16 Nebraska
Two top-25 Big Ten teams clash in a game that could impact conference tournament seeding. - No. 3 Florida vs. No. 6 Alabama
A massive SEC showdown between two of the nation’s best. This could be a preview of the SEC championship game. - No. 14 Missouri vs. Oklahoma
Missouri is looking to avoid a late-season upset as they take on a indecisive Oklahoma team. - No. 21 Marquette vs. UConn
Both teams are pushing for better seeding, making this a crucial Big East battle. - No. 5 Tennessee vs. Ole Miss
Tennessee’s defense will be key against an Ole Miss team trying to play spoiler.
Thursday, March 6
- No. 8 Michigan State vs. Iowa
A tough road game for Michigan State as they face a high-scoring Iowa squad.
Friday, March 7
- No. 20 Purdue vs. Illinois
A Big Ten battle that could have major seeding implications for the conference tournament. - No. 18 Memphis vs. South Florida
Memphis is looking to lock in its NCAA Tournament spot with a strong finish to the regular season.
Saturday, March 8 – A Jam-Packed Slate
If you’re a college basketball fan, Saturday is a day you won’t want to miss. Several top matchups highlight the weekend, including the Game of the Week.

- No. 7 St. John’s vs. No. 21 Marquette
A high-profile Big East battle between two teams looking to make deep runs in March. - No. 14 Missouri vs. No. 17 Kentucky
A crucial SEC showdown that could impact both teams’ seeding in the NCAA Tournament. - No. 1 Auburn vs. No. 6 Alabama
A major SEC rivalry game with national implications. Expect a high-stakes battle. - Seton Hall vs. UConn
Seton Hall needs a signature win to improve its tournament hopes against a strong UConn team. - No. 22 Arizona vs. Kansas
A rare late-season non-conference battle between two storied programs. - No. 3 Florida vs. Ole Miss
Florida is looking to secure a top seed in the SEC Tournament, but Ole Miss won’t go down without a fight. - Rivalry Game: No. 2 Duke vs. North Carolina
One of the most iconic rivalries in all of sports. Both teams will be looking for a marquee win to cap off the regular season. - Rivalry Game: No. 25 BYU vs. Utah
The Holy War takes center stage in this highly anticipated matchup between two in-state rivals.

Conference Breakdown
- SEC: Saturday will be the biggest day for SEC matchups, with several top teams in action, including Auburn, Alabama, Tennessee, and Kentucky.
- Big 12: Monday’s showdown between Houston and Kansas highlights the week, with another key matchup between Arizona and Kansas on Saturday.
- Big Ten: The conference battle heats up with Michigan vs. Nebraska (Wednesday), Michigan State vs. Iowa (Thursday), and Purdue vs. Illinois (Friday).
- ACC: The spotlight will be on Duke vs. North Carolina in their historic rivalry game on Saturday.
Final Thoughts
With just a few weeks left in the regular season, every game matters as teams fight for conference titles and NCAA Tournament seeding. Be sure to tune in to these high-stakes matchups, especially Saturday’s slate of rivalry games, which promises to bring excitement, passion, and potential upsets. Whether you’re a fan of the SEC, Big Ten, Big 12, or ACC, there’s plenty of basketball action to enjoy in Week 18.
Follow @LoganHorito on X for live updates and make sure to check in on Hardwood Heroics here!