While with the Portland Sea Dogs last season, Henry Owens showed the mound mastery that has made him the top prospect in the Boston Red Sox organization.

Blake Swihart has drawn comparisons to Buster Posey of the San Francisco Giants and it’s easy to see why, from his defensive prowess to his continued improvement at the plate. 2014 Telegram File Photo/Gordon Chibroski

Brian Johnson may be one of those where-did-he-come-from pitchers, but not if you’ve been paying attention. He's coming off a big-time season in Portland. 2014 Telegram File Photo/John Ewing

Jackie Bradley Jr. can play center field. Can play it superbly. Never a question about that. But his offense remains a huge question mark. 2014 File Photo/The Associated Press

While Andrew Miller was a huge plus for the Baltimore Orioles in their AL East title drive, Eduardo Rodriguez, obtained in the trade for Miller, may become important to Boston. 2014 Telegram File Photo/Derek Davis