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Obtain the strongest villain system in all worlds and become the nightmare of all the protagonists in all worlds! The first is the Marvel Cinematic Universe, which only has movies and plots, but no mutants or comics. (If you don't understand the introduction, please read the text!)

(This is because the author is writing a novel for the first time, so he may not be very good at writing it, so there may not be a cover. I feel that I may not be worthy of it. The cover may not appear until the performance of the book gets better in the future. Finally, thank you all for your support.) Lin Yixian died accidentally while saving people, traveled through the ghost world of the Republic of China, and became the disciple raised by Uncle Jiu since he was a child. When he discovered this fact, he felt a little panicked. When he heard the voice of the system in his mind: "Haha, I am indeed the protagonist~"