One Piece: I Possess Crocodile with the Door-Door Fruit

[One Piece + business management + power fantasy + dark themes + nearly invincible + don't join the Marines] An accident left me with the Door-Door Fruit and in the body of Crocodile, who had just become a Shichibukai. From then on, I was Crocodile. With a beta-version “modifier” balancing things out, I now had two Devil Fruit powers. Now that I'm in the One Piece world, I won't rest until I turn the Grand Line upside down! One surprise follows another, and it seems my territory has grown a little...