SMU absolutely slaughters Clemson
ASU absolutely slaughters ISU
Texas absolutely slaughters Georgia
Oregon beats Penn State

Clemson losing hurts SCar's resume
Georgia losing hurts Alabama's resume
Georgia losing hurts Ole Miss' resume
ASU winning makes our loss look much better
SMU winning makes our win look much better
ISU getting blasted removes them from at-large contention.
Penn State drops, moving SMU to #3 in the polls


And then it's a huuuuge longshot to be one of the teams in the playoffs.

I think we're still firmly out of the playoffs in this scenario. But that's the best possible scenario.