Who is Sadie Sink Playing in Spider-Man 4? (3 Theories)sadiesink strangerthings mcu spidermanst [9VPbeswbKBd]

Health Updated on August 06, 2026 EDT — Published on August 06, 2026 EDT

"Sadie Sink is joining Spider-Man 4, but WHO is she playing? Here are 3 big fan theories: 1️⃣ Jill Stacy – Peter’s new love interest. 2️⃣ Multiversal Spider-Girl. 3️⃣ Tobey Maguire’s daughter, Mayday Parker. Which one do you think is true? 🕷️🔥 #SpiderMan4 #SadieSink #Marvel"