No, she doesn't. Ryuko Matoi survives throughout the manga.
In a Ryuko Matoi crossover with Marvel, perhaps Ryuko's school could be merged with a school in the Marvel universe like Xavier's School for Gifted Youngsters. There, she'd meet mutants with powers similar to her own in a way. Ryuko could learn new fighting techniques from characters like Wolverine, who has his own unique combat style. And in return, she could teach them about the power of her Kamui, Senketsu. This would lead to interesting interactions and new friendships as they all deal with various threats together.
One possible plot could be that Male Ryuko Matoi is a transfer student to a new school. In this new school, he unknowingly attracts the attention of various characters, who then form a sort of harem around him. For example, there could be the class president who is initially strict but warms up to him, a shy girl from the art club who is drawn to his unique personality, and a tomboyish girl who sees him as a rival at first but then develops romantic feelings. The story could revolve around his interactions with these characters, dealing with their different personalities and the comical misunderstandings that often occur in harem - type situations.
One idea could be a story where Ryuko and Senketsu go on an adventure to a new and mysterious land. They face various challenges and their bond grows stronger as they rely on each other to survive. Another could be a fanfic set in an alternate universe where they have different roles but still find their way to each other. For example, Ryuko could be a princess and Senketsu a magical guardian.
First, focus on their unique relationship. Ryuko and Senketsu have a special bond, so show that through their dialogue and actions. For example, when Ryuko is in a tough situation, have Senketsu give her some inspiring words. Second, create interesting settings. Don't just keep it in the same old places. Take them to new and exciting locations. Third, add some conflict. It could be external, like an enemy trying to break their bond, or internal, like Ryuko having doubts about her relationship with Senketsu.
In a harem fanfic, Male Ryuko Matoi might be more charming and approachable compared to his original character. Since he's in a harem situation, he'd need to interact with multiple characters on a more personal level, so his social skills would likely be enhanced. He might also be more hesitant and careful with his words and actions as he wouldn't want to accidentally lead any of the harem members on too much or cause unnecessary jealousy.
Iron Man. Ryuko is used to dealing with high - tech stuff like her Kamui, and Iron Man is all about advanced technology. Their personalities are also quite different. Tony Stark is more of a witty, sarcastic playboy billionaire, while Ryuko is a determined and somewhat hot - headed fighter. The clash of their personalities and the exchange of their technological knowledge would make for some really interesting interactions.
I'm not sure. You might have to read the manga yourself to find out for sure.
No, Levi doesn't die in the manga. His fate is different from what some might expect.
Kaeya doesn't die. The manga continues with him as an active and present character. His storyline progresses without such a fatal event.
No, Inosuke doesn't die in the manga. The story keeps him alive throughout.