If you watched the English-dubbed version of one of several popular anime on Amazon Prime Video lately, like “Banana Fish,” and “No Game, No Life,” you may have noticed something strange. Amazon's AI English Dub for Banana Fish is hilariously bad at times.#BANANAFISH pic.twitter.com/CtiE47W4yh — Otaku Spirit (@OtakuSpirited) November 29, 2025But the damage was done. “Amazon’s choice to use AI to dub Banana Fish is a massive insult to us as performers. They had been waiting years for an English dub of the show, which originally ran in 2018. In a sense, an English dub was a moment decades in the making — all to be spoiled by shoddy AI.