For the second straight year, Ketel Marte will appear on breakout lists due to a strong second half. It’s time for him to either produce over a full season, or target him for trades after the All-Star break. Entering his Age-25 season, Marte will not only try to take flight for an entire year, but also learn to play outfield potentially adding to his second base and shortstop eligibility, further sweetening his appeal.

In 2018, Marte appeared in 153 games with 68 runs, 14 home runs, 59 RBI, six stolen bases and a .260/.332/.437 slash line, doing just enough across the categories but not standing out in any of them. If Marte gets the green light to run more, his allure grows in fantasy with owners searching for late round speed options.

During the second half, Marte slashed .296/.377/.464 with five home runs and four stolen bases in only 196 at-bats over 59 games. His isolated power went down, but his walk percentage rose to 10.7-percent with a 14.7 strikeout rate. Of more...