Answered January 12th, 2020

Since 2010, Chris Davis has the highest 100 * walks + strikeouts + home runs per plate appearance when making 3,400+ plate appearances, with 48.81.

most 100*(bb plus so plus hr)/pa since 2010 at least 3400 pa
Interpreted as:
most 100*(bb plus so plus hr)/pa by a player since 2010 at least 3400 pa

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