The Marines, a prominent faction in the world of One Piece, serve as the military representation of the World Government. Comprised of formidable warriors, their purpose is to combat the ongoing era of piracy that plagues the world.
Amongst the Marines, there exists a combination of individuals possessing formidable Devil Fruit abilities and adept Haki users. While all Vice Admirals and higher-ranking Marines are Haki users, the strength of their Haki varies depending on their level of training. It should be noted that not all Haki users possess equal levels of power.
10 Smoker
Smoker, a Vice Admiral of the Navy, is highly adept in utilizing Devil Fruit abilities and Haki. He wields the formidable Moku Moku No Mi, a Logia type Devil Fruit. Furthermore, his Haki skills are impressive, as demonstrated during the Punk Hazard arc.
Notably, Smoker displayed remarkable resistance against Law's ROOM ability. He also engaged in a formidable battle against Vergo, a renowned Armament Haki master. Although not the strongest, Smoker's Haki prowess is considerable and has likely continued to develop over time.
9 Momousagi
Content: Momousagi, a Vice Admiral of the Navy, had previously been considered for the prestigious rank of Admiral. Being in contention for this position is a testament to her exceptional strength among Vice Admirals in the Navy. Although it is currently unknown whether she possesses any Devil Fruit abilities, it can be inferred that her formidable powers mainly derive from her mastery of Haki. Furthermore, even if she does possess a Devil Fruit, possessing exceptional Haki is a basic requirement for an Admiral, implying that her Haki is likely exceptionally powerful.
8 Tsuru
Tsuru, an iconic character in One Piece, formed a prominent trio alongside Garp and Sengoku. While Garp and Sengoku were widely recognized as stronger, Tsuru's abilities should not be underestimated. She remains a legendary figure in the Marines, a testament to her exceptional combat skills.
As a Vice Admiral, it is certain that Tsuru possesses Haki. Although her Haki may have weakened over time, it would have been exceptionally strong during her prime. A clear indication of her Haki prowess is the fact that Doflamingo, upon sensing her mere presence, opted to avoid facing her in battle and retreated.
7 Ryokugyu
Ryokugyu, an elected Marine Admiral through the World Draft, possesses an unconventional sense of justice and an immense power to enforce it. Utilizing the Mori Mori mo Mi ability, he further exhibits proficiency in Haki. Despite the undisclosed extent of his Haki prowess, it is reasonable to assume that, as an Admiral, his mastery surpasses the norm.
6 Kizaru
Kizaru, a long-serving member of the Navy, holds the title of one of the Three Admirals. His abilities stem from consuming the Pika Pika no Mi, granting him the power to manipulate, generate, and transform into light. Notably, Kizaru exhibits exceptional mastery of Haki, showcased during the Marineford battle.
During this event, he successfully neutralized one of Whitebeard's powerful tremors using his own Haki. Furthermore, Kizaru's remarkable proficiency in Observation Haki enabled him to effortlessly evade the majority of Whitebeard's relentless assaults.
5 Fujitora
Fujitora, a Navy Admiral chosen in the World Draft, wields immense gravity abilities with the Zushi Zushi no Mi. In addition, he possesses exceptional mastery over Haki, having engaged in battles against formidable opponents such as Luffy, Zoro, and Sabo, the Chief of Staff of the Revolutionary Army.
His refined Haki skills, coupled with his blindness, exemplify his remarkable command over Observation Haki as he effortlessly holds his ground against these incredibly formidable individuals.
4 Kuzan
Kuzan, previously a Marine Admiral, now holds the position of the 10th Titanic Captain in the Blackbeard Pirates. He possesses the Hie Hie no Mi ability and possesses exceptionally strong Haki abilities. His Haki skills were showcased during the Marineford arc and were further utilized in his intense battle against Akainu.
In the midst of the Marineford war, Kuzan skillfully avoided powerful strikes infused with Haki by utilizing his Observation Haki, while simultaneously inflicting significant damage using his Armament Haki.
3 Sakazuki
Content:
Sakazuki, the current Fleet Admiral of the Navy, is widely considered to be the most formidable member of the Marines, with the exception of Sengoku and Garp. His remarkable strength is highly reliant on his Devil Fruit abilities. Simultaneously, he has honed his Haki to an astonishing level.
Sakazuki possesses exceptional Haki skills, allowing him to effectively ward off certain attacks from the powerful Whitebeard. There are indications that he also possesses the ability to foresee future events through Observation Haki. With his advanced mastery of both Observation and Armament Haki, Sakazuki poses a significant threat. It would not be surprising if he were to eventually exhibit the rare Color of the Supreme King.
2 Sengoku
Sengoku, the former Marine Fleet Admiral, is one of the rare individuals in the Navy who possesses mastery over all three Haki types. With the abilities to utilize Armament, Observation, and Supreme King Haki, Sengoku becomes an unstoppable force in combat. To further enhance his power, he possesses a formidable Mythical Zoan Devil Fruit.
Sengoku's incredible skills have garnered recognition from none other than Roger himself, who regarded him as a formidable opponent. The fact that Sengoku possesses the Supreme King Haki sets him apart, as very few individuals in the world of One Piece possess the capability to wield it in combat. This establishes Sengoku's Haki as exceptionally potent and formidable.
1 Garp
Garp, the strongest marine in the One Piece series, possesses mastery over all three forms of Haki. His adeptness in Observation Haki is well-known among fans, while his proficiency in Armament Haki stands unmatched by any other. Additionally, Garp boasts the prowess of the Color of the Supreme King, a power he showcased in a recent battle against the Blackbeard Pirates on Pirate Island. As a formidable rival of Roger, it is evident that Garp surpasses his fellow marines in terms of Haki ability.