Tzu-Wei Lin abandoned his slap-hitting ways and broke through to Boston.
Rangers catcher Brett Nicholas has improved dramatically in the past two years.
Ryne Stanek gained confidence in his new splitter while at Triple-A.
Velocity is no problem for Conner Greene, who now is learning to mix his pitches[...]
A basketball star in high school, Matt Manning has taken quickly to pitching.
Ryan Mountcastle can hit, but Orioles are still determining future position.
The Indians had no intention of trading prized prospect Triston McKenzie.
The Mariners acquired Marco Gonzales to pitch in the rotation next season.
Chase Vallot got back on track after suffering multiple beanings last season.
The versatile Sheldon Neuse could be the quintessential Athletics prospect.
Football lineman Terry Fuller likes showing off his power in baseball.
Angels second-rounder Griffin Canning won't pitch for an affiliate this summer.
Chance Adams has converted successfully to the rotation in the Yankees system.
Blake Rutherford hit .281/.342/.391 with two home runs in Yankees system.
The Mets are committed to giving catcher Tomas Nido a shot in the near future.
Lefthander Joey Wentz stands out for his stuff and athletic delivery.
A refined delivery and improved changeup turned Sam McWilliams into a prospect.
Reliever Jimmy Herget often works multiple innings and uses multiple arm slots.
Adonis Medina's strikeout rate soared after he added a slider last year.
Mike Tauchman reached the majors thanks to an offseason swing overhaul.
Luis Escobar's Futures Game appearance raised his profile.
Eric Lauer and the Padres' college trio from 2016 advanced to Double-A.
Outfielder Alec Keller opened eyes with his play at Double-A.
The Brewers made prep Tristen Lutz a focal point of their draft class.