Welcome back, RotoBallers, to my weekly "Starting Pitcher Arsenal Changes" article series for Week 16 of the 2024 fantasy baseball season. Today's article will discuss Andrew Heaney and DJ Herz. For those new to this column, each week, we cover a few starting pitchers and their arsenal changes via pitch mix, velocity, and movement. We're at a point where the pitch movement, arsenal, and velocity should tell us a story with several starts under their belts. With more injuries likely coming soon, ...