Who is America Chavez, the newest superhero in Doctor Strange 2?

polygon.com:

Doctor Strange in the Multiverse of Madness isn’t just about Stephen Strange and his personal problems — the Sam Raimi movie also introduces a brand new superheroine to the Marvel Cinematic Universe: The star-spangled America Chavez.

Who is America Chavez? How did she come to be? Read on for the Marvel Comics story behind the girl who can kick holes in the universe.

[Ed. note: This post contains spoilers for Doctor Strange in the Multiverse of Madness.]

Played by young actress Xochitl Gomez, America Chavez comes to the attention of Doctor Strange because of her ability to create portals between the dimensions of the multiverse, manifesting huge star shapes in the air that she can kick or punch in order to shatter them into an open door.

For a film adaptation working with a high-concept superpower and a high-concept origin story, Multiverse of Madness’s version of America is surprisingly accurate to her Marvel Comics incarnation — minus some confidence and experience. But according to Gomez, that was deliberate.

“You can definitely see the beginning stages of what future America might become,” the actress told Marvel.com. “I took stuff that was in the comics, and kind of lightened it up since she’s less experienced. She’s younger than any of her known appearances in the comics, and I think you can see that. It was a fun challenge exploring what a younger and less experienced America might be, but also hinting towards the serious leader she would soon become. I wanted to keep that kid energy and a little bit of that fake-it-till-you-make-it confidence.”

Multiverse of Madness gives only a glimpse of America’s home dimension, and her moms, before her powers manifested for the first time and she accidentally threw