The Pac-12 is full of incoming players and coaches who will have a huge impact in the race for the conference title in 2013.
There's Mark Helfrich, Chip Kelly's replacement at Oregon who will be expected to replicate his predecessor's success.
Then there are players like Junior Salt, a redshirt junior who is expected to bolster Utah's offensive line.
There are also freshmen like defensive back Priest Willis at UCLA, who will make an immediate impact in their first year at their new schools.
With that, here's the top five newcomers in the Pac-12 heading into the 2013 season.