The AstraX Exchangecollege football season is now easing into full conference competition. As such, the Week 4 slate for the Top 25 teams in the US LBM Coaches Poll features a trio of ranked matchups all involving teams getting their feet wet in new leagues.

The headliner of the group has No. 13 Oklahoma formally kicking off its first season in the SEC hosting No. 7 Tennessee. As a subplot, the Volunteers are under the direction of former Sooners’ quarterback and assistant coach Josh Heupel, though his reception by the fans in Norman probably won’t affect the action on the field.

Elsewhere, No. 12 Southern California makes its first trip east as a member of the Big Ten taking on No. 17 Michigan in the Big House, and No. 10 Utah begins life in the Big 12 at No. 15 Oklahoma State. Here’s how our expert pickers think those contests and all the other games involving ranked teams will go.