Marvel: Sadie Sink cast as next Jean Grey?

Who will play Jean Grey? If Sadie Sink performs/ is announced as Jean Grey in The first Marvel Studios live-action film in the Marvel Cinematic Universe to feature Jean Grey, then the market resolves to Yes. For the purposes of this Contract, Sadie Sink satisfies the Payout Criterion if either: Official Announcement: Sadie Sink is officially announced, confirmed, or publicly credited as cast to perform Jean Grey in The first Marvel Studios live-action film in the Marvel Cinematic Universe to f