Is Spider-Man Far From Home lying about the multiverse?

Trailers for 'Spider-Man: Far From Home' suggested that Mysterio (Jake Gyllenhaal) hailed from the greater multiverse. Were they lying?

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The Spider-Man: Far From Home Trailer Just Revealed A Game-Changing Truth About Mysterio

Spider-Man: Far From Home' Original Twist Revealed Mysterio as Skrull – IndieWire

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Is Spider-Man Far From Home lying about the multiverse?

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