Hyun-Jin Ryu – ERA Leader Averages 90MPH by Robby | Jun 27, 2019 | Blog, MLB Breakdowns Well what the heck.. We all know that Velocity is an absolute must in order to be a good Pitcher, right!?… If we know that then why is the MLB ERA Leader averaging 90 MPH on his Fastball? Shouldn’t he not be doing good? Actually, shouldn’t he...
