Here is an open thread to discuss the supplemental round.
More From Minor League Ball
- Chicago White Sox: Untouchable prospects list
- Seattle Mariners Top 20 prospects for 2019
- Here are 9 intriguing prospects left unprotected heading into the Rule 5 Draft
- MLB Organization Top Prospects for 2019
- Cincinnati Reds Top 20 prospects for 2019
- Seattle Mariners preliminary prospect grade breakdown