This article references Alex Rodriguez, Aramis Ramirez, Carlos Beltran, Cliff Lee, Garrett Jones, Joe Mauer, Justin Smoak, Kris Bryant, Mark Teixeira and more! The term sleeper is overused and commonly confused in fantasy sports. Too many people confuse the concept of a player being undervalued (i.e. a player getting drafted in the seventh round that is going to return fifth round value) versus a player being a true sleeper.   In a 12 team, 5x5 league that is typically played by fantasy owners, the end of the draft is oftentimes where the league is won. For the purpose of this post, we are going to identify three different categories of deep sle[...]Keep on reading: Five Undervalued Corner Infielders for 2015