Marvel: I Trade Devil Fruits for Power

Qin Xiao awakens in the Marvel Universe—not as a hero, but as a man with a system. The Devil Fruit Exchange System allows him to grant powers from One Piece to anyone, turning ordinary people into superpowered beings. But every ability they gain… Qin Xiao claims as his own. As new heroes rise and villains spiral out of control, no one realizes the truth— Behind it all, Qin Xiao is quietly collecting every power in existence. In a world of gods and monsters… he is becoming the one who stands above them all. — Description from novelcodex.org