Answered January 12th, 2020

Since 2010, Adam Dunn has the highest 100 * walks + strikeouts + home runs per plate appearance when making 2,500+ plate appearances, with 51.39.

most 100*(bb plus so plus hr)/pa since 2010 at least 2500 pa
Interpreted as:
most 100*(bb plus so plus hr)/pa by a player since 2010 at least 2500 pa

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