Haki is crucial in the New World - only the strongest survive. Characters like Tashigi, Usopp, and Smoker need to upgrade ...

Granted, Devil Fruit powers do not come without a cost, as they deprive their owners of the ability to swim. Also, with ...

Usopp has potential for Future Sight Observation Haki, crucial in upcoming battles. Koby, with advanced Haki, could bridge the gap between him and Luffy. Characters like Loki, Fujitora ...

Usopp, Franky, and Robin have potential to surpass a billion berries in bounties. The Final Saga has showcased a number of powerful Conqueror's haki users, with more to come in One Piece.