Marcelo Mayer among five Red Sox prospects on Baseball America top
Red Sox top prospect Marcelo Mayer has best game since High-A call-up
Top Red Sox prospect records first 3 hits since promotion to
Red Sox promote top prospect Marcelo Mayer to Sea Dogs
Red Sox promote top prospect Marcelo Mayer to Double-A Portland
Red Sox top prospect Marcelo Mayer promoted to Double A Portland
McFarling: Top Red Sox prospect always on his grind
Predicting Red Sox top prospect Marcelo Mayer's timeline to the majors
How did Red Sox top prospect Marcelo Mayer fare in first full pro
Red Sox top prospect Marcelo Mayer has arrived in Portland
Red Sox top prospect Marcelo Mayer promoted to Double A Portland
Top Red Sox pick Marcelo Mayer homers in second straight
Top Red Sox prospect Marcelo Mayer records first Double-A hits