Of all of Marvel's Infinity Stones, the Soul Stone is perhaps the most enigmatic - here's what the cosmic artifact does, in the movies and the comics.
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Marvel: What Does The Soul Stone Do?
The Infinity Stones are the most important plot points in the Marvel Cinematic Universe. Each stone has its own unique properties, though the Soul Stone stands out as the most important (and mysterious). Read on to learn more about the stone's use in the movies as well as the comics.