How about a late round flyer on Blake Watson, Memphis:
https://www.youtube.com/watch?v=yR01EbH_LH4
Kids got vision and balance, great footwork, is comfortable in the passing game, plus a few different moves that he uses well to make him pretty illusive... check out that stiff arm he uses over and over.
Averaged over 1k yards the last 3 seasons, 800 yards catching over the last 2 seasons, 17 TD last season.