The Start Is Multiverse Level, I'm a Little Confused

I, an ordinary wage earner, somehow came to a universe full of dangers. When I first came to this universe, I looked at the sky full of god-level star-devouring behemoths with fear. I seemed to be a multi-dimensional boss. It was okay and I could fight it. I just don't know if Galactus can be eaten? I fell into deep thought Star-Eating Beast: "Don't come over here!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.