The release of the second Spider-Man: Far From Home trailer dropped a major surprise when it revealed that Jake Gyllenhaal's Mysterio comes from another dimension -- a parallel Earth.The revelation has already sparked plenty of fan theories, with some wondering if this will lead to the introduction of Miles Morales in the Marvel Cinematic Universe or, somehow, connect to Sony's Academy Award winning animated film Spider-Man: Into the Spider-Verse.Of course, Marvel and Sony aren't revealing any additional details. But a cryptic tweet from the Spider-Man: Into the Spider-Verse film's official account has just fueled further speculation about the Marvel Multiverse.RELATED: The MCU Referenced Earth-616 Before Spider-Man: Far From Home

The tweet features a picture of Spider-Man looking into an interdimensional portal, accompanied by the caption, "See you in another dimension." While it doesn't offer anything other than that, the tweet's timing and mention of another dimension is enough to have fans wondering if there might be a connection between the upcoming Spider-Man sequel and the animated film.

RELATED: Spider-Man: Far From Home Clip Dubs the MCU as Earth-616

Spider-Man: Far From Home producer Eric Carroll recently confirmed that Miles Morales would not appear in the sequel -- but that doesn't mean that a crossover with Into the Spider-Verse is out of the question... somehow.

Opening July 2, director Jon Watts’ Spider-Man: Far From Home stars Tom Holland, Samuel L. Jackson, Zendaya, Cobie Smulders, Jon Favreau, JB Smoove, Jacob Batalon and Martin Starr, with Marisa Tomei and Jake Gyllenhaal.