Who was the best among the few people with the worst development of the Devil's Fruit in One Piece?

Chapter 441, ", Must Not Let Down the Heroes!", is the clearest early answer because it turns Zhang Zhikai's situation into a concrete plot event. It opens with Hurry!" The staff officer outside shouted while Zhang Zhikai seized... and closes on What good was this small flashlight against a killing machine?.

Chapter 450, ", Death of the Ashen Dead", is the clearest early answer because the violence around Anconi becomes final instead of hypothetical. The chapter turns that into something concrete by moving from That's really pitiful, why not come and worship the Blood God! to A regular Powered Armor under an Interstellar Warrior, with a gap....

Chapter 340, ", Fufana", is the clearest early answer because it turns Imperial Navy's situation into a concrete plot event. The setup is On Flying Wing Star, a flourishing grand hotel had already stopped..., but the pressure keeps building through The Gu Clan and the Fufana Family had fully booked the place for the....

Chapter 412, ", Heaven and Earth Shatter", is the clearest early answer because it turns Yunluo Fleet's situation into a concrete plot event. The setup is Green Skin ships are terrible; they're terrible structurally, slow,..., but the pressure keeps building through They can be terrible in many ways, but their firepower is absolutely....

Chapter 361, ", Invading the Divine Realm", is the clearest early answer because Subspace Inferior God finally turns buildup into a real advancement. It opens with The Storm God Kingdom shook violently, and even Gu Hang in the real... and closes on Not to mention, the power of that incarnation was somehow used by....

Chapter 415, ", Steel Wing Star Battle", is the clearest early answer because the buildup finally cashes out in a real clash. The setup is Under such circumstances, human troops must be deployed for defense..., but the pressure keeps building through Even those desolate wildernesses that seem to hold no value mustn't....

Chapter 409, ", Atonement Expedition, Independent Kingdom", is the clearest early answer because it turns Gu Hang's situation into a concrete plot event. A useful checkpoint is the way the scene starts with When Matins was escorting Blaywins and the other eight to Rage Owl... and follows through with He had previously researched the 'Cercis Flower Uprising' that led to....

Chapter 349, ", Killed, Bring the Head Back", is the clearest early answer because the violence around Governor becomes final instead of hypothetical. The setup is Upon hearing the potentially subversive speech delivered by Hu De at..., but the pressure keeps building through The privileged wouldn't let him off..

Chapter 373, ", Alpha-class Psychic", is the clearest early answer because it turns Union Twin Stars's situation into a concrete plot event. Early on, Those very rare individuals must be studied separately; but generally.... By the end, He intended to enforce military control in all the Nest Capitals of.... Inside the broader technology upgrade storyline, the chapter closes with After this communication, Ms.

Chapter 438, ", I Am Not an Executioner", is the clearest early answer because the violence around Governor Gu becomes final instead of hypothetical. It opens with However, at this point, deploying the Skyburn Torpedo was still just... and closes on However, the Black Box could only produce three Skyburn Torpedoes.... The key payoff is that the chapter closes with "I am not an executioner, I am a savior., which gives Governor Gu a stronger narrative position and pushes the power growth onward.