Answered January 12th, 2020

Corey Kluber was on the mound in 2 games when pitching at least 6 innings and allowing 1 or fewer run in the 2016 World Series.

who was the last pitcher to have two games with 6 innings pitched and 1 or fewer runs in a world series
Interpreted as:
Who was the last pitcher to have two or more games with 6 or more innings pitched and 1 or fewer runs in a world series?

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