09/23/2012 - College PREP - Baltimore, MD Martin is a athletic SS who graduates in 2015. Defensively as SS, he shows agile range and the ability to get to balls in the hole. He fields the ball cleanly and turns the DP smoothly. A quicker exchange will only help defensive abilities improve. At the plate, Costes displays a square/athletic setup, solid load and short stride. He swings with good bat speed and gets his lower 1/2 through. He tracks the ball into the zone and makes hard/consistent contact. Martin is a solid player and will only continue to improve.