Oklahoma State quarterback Taylor Cornelius has made an unexpected impression as a runner.

The 6-foot-6, 225-pound senior looks like he's lumbering his way down the field, but he's tough and surprisingly agile and fast. Last Saturday, he rushed for 41 yards and two touchdowns to help the Cowboys knock off then-No. 17 Boise State 44-21 .

"I think he's comfortable when he's running the ball, when he gets into the flow of the game," Oklahoma State coach Mike Gundy said. "Like a three-point shooter in basketball — hits a couple threes, gets hot and you give it to him and he starts hitting a few mo...