Big finishes to a season can be a great indication to a breakthrough the next season. These are some guys who really showed up with big stats in the last month or so that should be noted as a dynasty team is building its roster for 2020.
Best AL East power-hitting prospects by level
Welcome To The Show: Justus Sheffield - New York Yankees
The Yankees added LHP Justus Sheffield to the 40-man roster for the stretch run on Saturday. The former Indians farmhand has spent the entire month of September pitching out of the bullpen in preparation for his new role for 2018. It was partly a way to keep the athletic lefties innings down, but also gives the Yankees even more depth to finish off 2018.