While I was looking at Statcast I decided to look up Jason Heyward too.
— major shake (@pnutfinger) April 16, 2019
He had a 2.9% barrel rate last year. That's up to 7.5%
Launch angle of 9.4 last year and 18.7 this year.
Exit velocity is up over 91 compared to 88 last year. So he's hitting the ball hard and in the air.