This article is part of our The Long Game series.
With Manny Machado now a Dodger and Cleveland having added a helping Brad Hand to its bullpen, MLB's trading season is upon us. With plenty of teams in the playoff hunt and in need of reinforcements, there could be more splashy deals on the way before the end of the month as contending clubs look to acquire the missing pieces for a World Series run.
Splashy deals require young talent to make them happen, though. Already we've seen two very prominent prospects switch uniforms in Yusniel Diaz and Francisco Mejia. Of the two, Diaz's fantasy stock gets boosted the most, as he'll have a lot less competition for playing time in Baltimore (and a front office with a lot of incentive to show the fans what they got back for Machado). A 2019 major-league debut is entirely reasonable, even if his fantasy upside might be more Orioles-era Nick Markakis than as a true replacement for Manny's bat. As for Mejia, the defensive questions remain. He says he wants to catch, but Cleveland wasn't convinced he could stick there long term, and Austin Hedges' skills make him at least as big an obstacle to Mejia becoming the starting backstop as the Yan Gomes/Roberto Perez duo was. He also won't have the DH available on a regular basis in the National League, cutting off one way for the Padres to get Mejia's bat in the lineup without worrying about his glove. All that said, the 22-year-old's recent form