Defensive back Richard Sherman, picked 154th in 2011 draft by the Seattle Seahawks: Sherman has been recognized as one of the best cover corners in the NFL the past few seasons, and you figured the best parts of his career are ahead of him.
Quarterback Andrew Luck, picked 1st in 2012 draft by the Indianapolis Colts: Luck has been widely heralded as the best new quarterback of the new generation, and he's had some great moments, including one AFC title appearance.
Guard David DeCastro, picked 24th in 2012 draft by the Pittsburgh Steelers: The Steelers have one of the best run blockers in the league in DeCastro, and he was recognized with his first Pro Bowl appearance.
Tight end Zach Ertz, picked 35th in 2013 draft by the Philadelphia Eagles: Ertz has had amazing receiving seasons in Philly in Chip Kelly's offense, making tons of catches as a big physical spread tight end.
Tight end Coby Fleener, picked 34th in 2012 draft by the Indianapolis Colts: Fleener has become one of Luck's most reliable pass catchers, just like during his days at Stanford.