Kiley McDaniel's MLB draft mailbag: Rising pitchers, breakout hitters and a potential Yankees first-rounder

We're just days away from the start of the 2021 MLB draft (first-round coverage starts Sunday at 7 p.m. ET on ESPN) and there are still many unknowns starting with who the Pittsburgh Pirates will take with the No. 1 overall pick.

With so much uncertainty in this year's draft, we asked readers to send along what they want to know via Twitter and answered some of our favorites below. Because the questions are so specific, many of the answers are the type of things I normally only talk to scouts and agents about going into the draft.

Check out our draft guide for all 30 teams, latest mock draft and top 150 prospects before the draft unfolds in Denver. (Questions have been edited for clarity.)