The best way to learn is to keep building different models.
Read the Autodyn User's Manual in the ANSYS Help system for more information.
https://ansyshelp.ansys.com/account/secured?returnurl=/Views/Secured/corp/v231/en/wb_adyn/wb_adyn.html
Read this topic about meshing for Explicit Dynamics.
I changed the Z coordinate of the Remote Displacement to make the bat swing about a center that would reach the ball.
Good Luck!
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