Scouting the Unknown: 2012 Draft Edition, Part 2

With the draft less than a week away, we’re continuing our discussion of  some of the more advanced amateur prospects — guys who’ll be popping up on your fantasy radars within the next year or two.  Last week we went over Marcus Stroman, Richie Shaffer, and Kyle Zimmer.  You can read that post here.  Today, three more draft prospects:

Mark Appel | RHP, Stanford

At 6-5, 215, Appel sure looks like a future frontline starter.  A combination of size and athleticism allows him to generate mid-90′s velocity with a seemingly effortless delivery.  His fastball typically sits 92-95, and he