Luffy does not want to dominate wills; he wants to free them. When Luffy unleashes his Conqueror’s Haki at Marineford, he does not simply knock out the Marines. He shocks the entire battlefield into silence. But more importantly, in the Wano Country arc, Luffy reveals the true nature of his Conqueror’s Haki. When he knocks out Kaido’s underlings, he isn’t asserting his superiority; he is clearing a path for the weak to stand up. He is, in a very literal sense, knocking down the walls of fear.
Haki is divided into three distinct types, all of which Luffy has mastered to an "Advanced" degree. what is luffy's haki
The rarest form. It allows Luffy to overpower the will of others. Only one in several million people possess this innate gift. Advanced Observation: Seeing the Future Luffy does not want to dominate wills; he wants to free them
While Gear 5 represents the "Awakening" of his Devil Fruit (the Hito Hito no Mi, Model: Nika), it is inseparable from his Haki. Even in his most ridiculous, cartoonish form, Luffy maintains a constant output of high-level Haki. But more importantly, in the Wano Country arc,
Throughout the series, Luffy has continued to develop and strengthen his Haki through various experiences and battles. His Haki abilities have become increasingly powerful, allowing him to take on more formidable opponents and overcome incredible challenges.
This is the genius of Luffy’s will. Where a logical fighter would use Haki to protect their soft spots, Luffy uses Haki to trap his own chaos, turning his greatest weakness (over-inflating his body) into his greatest strength. His Armament Haki is the willpower to contain the impossible until it explodes.