Oklahoma has to replace a lot of key pieces from its College Football Playoff team a season ago, including Heisman Trophy winner Baker Mayfield.
In the place of Mayfield and other key contributors like Mark Andrews, Orlando Brown and Steven Parker will be relative unknowns — guys who may have flashed some potential in the past but have yet to break out on a big stage.
Here's a stab at five players who could be heading toward breakout status early in 2018:
Kyler Murray, quarterback
It almost feels like Kyler Murray should be above being on lists like these, but he hasn't proven much at the college level as of now.