Let's say Texas, Oklahoma, and Kansas leave a couple of years before the grant of rights expires....Big 12 adds BYU, Houston, Navy, Cincinnati, and Memphis to get back to 12....

NORTH: Iowa St., KSU, Oklahoma St., Memphis, Cincinnati, WVU
SOUTH: BYU, TCU, Houston, Texas Tech, Baylor, Navy

Schedules could look like this:

2023:
Home - Tennessee, TCU, Texas Tech, Iowa St., Memphis, Stanford
Road - Virginia, Houston, Baylor, Navy, Cincinnati, Utah

2024:
Home - Utah, Houston, Utah St., Baylor, Virginia, Navy, Oklahoma St.
Road - TCU, Texas Tech, WVU, Kansas St., USC

2025:
Home - Stanford, Minnesota, Boise St., TCU, Texas Tech, Cincinnati, Kansas St.
Road - Utah, Houston, Baylor, Navy, Iowa St.

2026:
Home - Utah, Arizona, Houston, Baylor, WVU, Notre Dame (in Vegas), Navy
Road - Boise St., TCU, Texas Tech, Memphis, Oklahoma St.

B12 bowl lineup could look like this:

1) Cotton v. NY6
2) Alamo v. PAC/B1G
3) Russell Athletic v. ACC
4) Texas v. SEC
5) Las Vegas v. PAC
6) Liberty v. SEC
7) Military v. ACC/B1G
8) Cactus v. PAC/MWC
9) Armed Forces v. AAC/CUSA