Texas and Oklahoma are the newcomers in the SEC this year, and there aren’t likely to be many warm welcomes. Then again, that’s just the price of admission for big-brand conference interlopers, and something former SEC head coach Nick Saban thinks unfamiliar foes will be a thorn in the side of the Sooners and Longhorns all season. Saban explained on College Football Live on Tuesday how the lack of familiarity with conference opponents will be a challenge for the newcomers. After years of playing Big 12 foes, the new slate of SEC opponents will be known, but not intimately so for Oklahoma and T…