10 pitchers with the slowest tempos who could be most affected by the MLB's new pitch clock in 2023

After years of speculation, the MLB will officially begin to implement a pitch clock beginning next season.

According to ESPN’s Jeff Passan, pitchers will only be allowed 15 seconds between pitches when the bases are empty (the MLB average is currently at 18.2 seconds) and 20 seconds when runners are on base (the current average is 23.8 seconds).

This rule is expected to make the games faster, which is a good thing.

Using the pitch tempo data provided by Statcast, I found the pitchers most likely to be impacted by the new rule. It is particularly interesting to note that relievers dominated this list.

If we looked at the players who have thrown at least 750 pitches this season, however, the names that would top the list would look very different. They would include Shohei Ohtani (Angels), Luis Garcia (Astros), Paul Blackburn (A’s), Corbin Burnes (Brewers), and Josiah Gray (Nationals).

Otherwise, however, these are the players who use the most time between pitches in the MLB: