I figure that 10 years ought to be long enough to figure out if a draft pick had an impact on the game. If I remember, maybe I'll make this an annual feature. Since there were 30 players drafted, I'll break this into 3 posts.
2004 Topps Traded #71 Matt Bush
2005 Bowman Gold #174 Justin Verlander
2007 Bowman Draft Signs of the Future Philip Humber
2005 Topps #682 Jeff Niemann
2005 Bowman Chrome #164 Mark Rogers
2007 Fleer Rookie Sensations Jeremy Sowers
2004 Topps Traded Chrome #72 Homer Bailey
#8 by the Orioles. Although drafted by the Orioles, he's been in the Rays minor league system his whole career. There are 96 cards listed for him in Beckett.com but I don't have a single card of him.
2013 Topps Blue Walmart #427 Chris Nelson
2010 Bowman Chrome Draft #66 Thomas Diamond