Bo Naylor, who was behind the plate for allegedly rigged pitches by Cleveland Guardians pitchers, testified in a New York court on Thursday.

Naylor was a member of the Guardians from 2022 through this past trade deadline, when he was dealt to the eventual World Series champion Milwaukee Brewers .

Naylor was shown dozens of clips of pitches thrown by Clase and Ortiz in 2025 when he was questioned first by defense lawyers for the pitchers.

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Bo Naylor and Emmanuel Clase of the Cleveland Guardians celebrate the team's 6-3 win over the Baltimore Orioles at Progressive Field on July 22, 2025, in Cleveland, Ohio. (Getty Images)

The catcher testified that he appeared to call one of the allegedly rigged pitches, saying that a slider away to St.…