Marvel: I, Hermione, am from Hogwarts!

[Transformation] + [Marvel] + [HP]
What if you've traveled to the wrong world?
She transmigrated into Hermione from the Harry Potter world, but ended up in the Marvel universe.
A mysterious magic book allows Hermione to jump back and forth between the Marvel and Harry Potter worlds.
……
Tony Stark: It's time to research anti-magic armor.
Hermione: Are you talking about that piece of junk that you opposed and got torn down?
Hulk: Roar!!!
Hermione: Shut up, or I'll strip you of your underwear...and your weapons!
Ancient One: A sorcerer who doesn't exist on any timeline...
Hermione: Say it again, I am a wizard!
Nick Fury: Where are you from?
Hermione raised an eyebrow: I, Hermione, am from Hogwarts!
[The protagonist is a cunning and skilled actor. The main universe is Harry Potter and the Marvel Cinematic Universe. Other Marvel universes will appear later, but they will not merge with each other.]