With a huge influx of young talent into the Mariners organization this offseason, the top of their prospect rankings have been completely rewritten. The name on top of almost every updated prospect list is Justus Sheffield, the headlining acquisition in the James Paxton trade. His proximity to the majors and his relative polish as a 22-year-old gives him a leg up on the seemingly unlimited tools of Jarred Kelenic.
If you’ve read John or Kate’s evaluations of Sheffield, you’ll know that scouts love his raw stuff. He possesses three pitches that could grade out as plus once he hits his prime.