Surviving as a Mage in a Magic Academy - Chapter 660

Crossing to One Piece world, he became Roger’s younger brother.

A Group Chat with all the Anime Girls you love!Our MC can go to their world.No NTR, Dark MC, Just pure fun read and slightly ecchi fanfic.

Hyde arrives in a doomed world with nothing but his body and fragmented knowledge of the future from a game he once played. He has no grand ambition—why try to save a world already destined to fall? Survival is enough.That is, until he discovers his sister is also transported into that world.However, only he hears the Melody of Nightingale and receives the power to survive.[You have established a connection with The Forgotten Hollow.]Awakening as a Resonant—an elite group with supernatural abilities—he is thrust into a conflict between two worlds. Armed with the authority of space and time, he vows to protect his powerless sister at all cost, even if he has to fight against the Mirage creatures, other Resonants, or even Gods themselves.

I fell into a game world out of nowhere with an instant kill skill.
And then somehow, I became a bigshot.