Get a good glimpse of life before/during an actual independent pro baseball game when you watch Mush (from Barstool Sports) suit up for a game with the New Jersey Jackals.
Become aware of upcoming tryouts by joining the notification service here: Independent Minor League Pro Baseball Tryouts
If you need some help increasing your 60 yard dash speed times, arm velocity, vertical leap ability, hitting power or improve your muscle mass for any professional baseball tryout (or private workout) then here are some resources to help you: Resources for improving your chances at any pro baseball tryouts