I Can Devour Devil Fruits and Gain Their Abilities

Adam comes from Earth to the world of One Piece and awakens the Strongest Trait System. The system allows him to turn abilities into Traits, plunder Traits from others, and give Traits to someone else. But Adam's greatest secret is even more shocking. He can devour Devil Fruits and gain their abilities. --- Enel asks: “How is this possible? How do you have the power of my Lightning Devil Fruit?” Mihawk's eyes widen. “That Haki... you used it exactly like Shanks.” Then Imu appears in a complete true form. “How is this possible? Nika, how are you still alive?” The powers that should belong to different legends are now appearing in Adam's hands. With the Trait System, Adam is about to challenge the strongest figures in the world and uncover the secret behind his abilities.