Someone working for Marvel may have created these concepts ... We do expect the Quantum Realm to be used for time travel in Avengers 4, and we have seen plenty of evidence to support that idea.

Marvel Comics characters embrace time travel, with iconic figures like Cable, Kitty Pryde, and Doctor Doom showcasing their ...

Matt Stuart: "Avengers: Endgame" is the culmination of the entire Marvel ... suit in 2008's "Iron Man," which kicked off the entire MCU. One of the main plot points of "Endgame" is time travel.