Big 12 quarterbacks spent the past two seasons looking over their shoulder for Eric Striker, Emmanuel Ogbah, Pete Robertson and Shawn Oakman, when those four combined for 75 sacks.
All four players are gone now, leaving a pass-rushing void in the conference. Some talented pass-rushers return, though, including Kansas State defensive end Jordan Willis and West Virginia defensive end Noble Nwachukwu. Yet there are some relatively unknown names who return and are known for their pass-rush skills. Here's a look at five pass-rushers who could become a quarterback's nightmare this fall.