The Dagger lists the 21 best potential Final Four fields

The second week of the NCAA tournament begins Thursday night. By the time it's over on Sunday, the field for the 2011 Final Four will be set. The Dagger closely examined the bracket and, using a wide array of highly scientific criteria, came up with a list of 21 potential Final Four fields.

Blue bloods Final Four:

North Carolina, Duke, Kansas, Florida (officiated by Tom Selleck)

When's spring football Final Four?:

Ohio St., San Diego St. (what, you were expecting Duke?), Florida State, Florida

West of the Mississippi Final Four:

Marquette (almost), Arizona, Kansas, BYU

Underdog Final Four:

Marquette, San Diego St., Richmond, Butler

Breaking new ground Final Four (longest droughts):

Kentucky (1998), San Diego St. (never), VCU (never; neither has Richmond), BYU (never)

Return engagement Final Four (most recent trips):

UNC (2009), Duke (2010), Kansas (2008), Butler (2010)

Abbreviation/acronym Final Four:

UNC, UConn, VCU, BYU

Big East killer Final Four:

Kentucky, San Diego State, Florida State, Butler

Efficiency darling Final Four (top of Pomeroy ratings):

Ohio State (1), Duke (2), Kansas (3), Wisconsin (4)

Efficiency dud Final Four (bottom of Pomeroy ratings):

Marquette (26), Arizona (30), VCU (60), Butler (48)

We all beat Michigan Final Four! (they all beat Michigan this year):

Ohio St. (three times), Duke (73-71, March 20), Kansas (67-60, Jan. 9), Wisconsin (two times)

The Paul Mitchell Final Four (best hair):

Kentucky (John Calipari), Arizona (Kyryl Natyazhko), Florida State (Leonard Hamilton), Wisconsin (Mike Bruesewitz)

Generic mascot Final Four:

Kentucky Wildcats, Arizona Wildcats, VCU Rams, Butler Bulldogs

Unique mascot Final Four:

North Carolina Tar Heels, San Diego St. Aztecs, Richmond Spiders, Wisconsin Badgers

NBA playoffs Final Four:

Marquette (Dwyane Wade), Duke (Carlos Boozer), Kansas (Paul Pierce), Florida (Al Horford)

CBS' dream Final Four:

Ohio State, Duke, Kansas, BYU (with Jimmer playing a little for each team)

Eisenberg's Final Four:

Ohio State, Duke, Kansas, Wisconsin

Chase's Final Four:

Kentucky, Duke, Kansas, BYU

Watson's Final Four:

Kentucky, San Diego State, Kansas, Florida

Greene's Final Four:

Ohio State, San Diego State, Kansas, Wisconsin

Based on our predictions, the most likely Final Four:

North Carolina, Connecticut, VCU, Butler

Marisa Tomei Shannyn Sossamon Rachael Leigh Cook Elisha Cuthbert Ciara