An 800-year-old Latin chant called the "Dies irae" will hit your feels. Image: Ezra Bailey / Getty Images

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FACT: This musical motif is works like an emotional cheat code

By Jess Boddy

So I played a lot of Hollow Knight: Silksong last year. And if you’ve played or even watched some of that game, you’ll recognize the core motif that’s embedded in the game’s entire soundtrack.…