Marvel's Kevin Feige has opened up on Sadie Sink's explosive entrance to the MCU. The Stranger Things star appears in Spider-Man: Brand New Day as Jean Grey, a mutant who possesses telekinetic powers. Sophie Turner most recently portrayed the character in X-Men: Dark Phoenix in 2019, and she also played a younger version of the character three years prior in X-Men: Apocalypse. In Brand New Day, Jean acts as a villain to Tom Holland's Peter Parker, manipulating people to do her bidding by invading their minds and controlling their bodies. Visit our Streaming Guide now to see at a glance where you can view ALL your favourite shows and movies.