different conferences that play every year are plentiful. Most of these games are played on rivalry weekend, which is how it should be.
BYU and Utah should play every year on rivalry weekend. Make it so Tom Holmoe and Mark Harlan.
Some examples:
Florida v Florida State (SEC v ACC)
Georgia v Georgia Tech (SEC v ACC)
South Carolina v Clemson (SEC v ACC)
Kentucky v Louisville (SEC v ACC)
USC v Notre Dame (PAC 12 v Independent)
Iowa State v Iowa (Big 12 v Big 10)
BYU v Utah (Big 12 v PAC 12) (this game belongs on this list)