A look at the ex-Sox prospect:
No one doubts that Allen has tremendous power, but the question has always been whether he would make enough contact. Scouts looking at his swing noticed some inefficiencies that prevented him from committing too soon to off-speed pitches.
Judging by Allen’s statistics at Reno this season, it appears that he made changes. Most noticeably, his walk rate hit a career-high level of 17.7%, which has paved the way to an on-base percentage over .400. Allen continued to hit for power, with 25 minor league HR this season, and even chipped in some speed with 14 steals. But growth in plate discipline is the best sign he may turn into a well-rounded contributor. …