10 Best One Piece Arcs, Ranked

Join the ranking of the 10 grandest One Piece arcs that expressed the series. Also, see which saga asserted the top spot!

Best One Piece Arcs, Ranked
Best One Piece Arcs, Ranked (Source: Toei Animation)

The greatest adventure series One Piece is standing as the undisputed titan of shonen anime, with over 1000 episodes chronicling Monkey D. Luffy’s quest to become King of the Pirates. Along the grand tale, certain One Piece arcs rise above the rest. These storylines have marked the series as a cultural marvel spanning decades.

But which One Piece arcs truly deserve legendary status? This definitive ranking showcases the absolute best that the series has to offer. Let’s sail and explore the most impactful, emotional, and thrilling One Piece arcs that have defined this epic saga!

10) Post-War Arc

Ace, Sabo, and Luffy during their childhood
Ace, Sabo, and Luffy during their childhood (Source: Toei Animation)

The Post-War Arc might be briefer than other One Piece arcs, but its effect on the series can’t be overstated. Heeding the chaos and heartbreak of Marineford, this arc digs into the aftermath of Ace’s death and Luffy’s devastating loss. The usually unshakable captain is absolutely shattered, questioning his strength and ability to save those he loved. Even then the flashback to Luffy, Ace, and Sabo’s childhood provides a basic context for comprehending Luffy’s bond with his brothers. 

Zoro begs Mihawk to train him
Zoro begs Mihawk to train him (Source: Toei Animation)

Meanwhile, the rest of the Straw Hats process the news of the war whilst training to become stronger during the two-year timeskip. This One Piece arc suspends emotional recovery by placing adventures. Jinbe’s role in aiding Luffy overcome his heartache produces one of the series’ most powerful moments. It thus reminds us what the series is truly about: not the treasures we seek, but the bonds we form along the way.

9) Sabaody Archipelago Arc

Ussop trying to save Zoro from Kizaru
Ussop trying to save Zoro from Kizaru (Source: Toei Animation)

The Sabaody Archipelago Arc hits like a tsunami, washing away any notion that the Straw Hats were ready for the New World. This One Piece arc introduces the brutal reality of the Grand Line. The Straw Hat crew confronts their first overwhelming loss against Admiral Kizaru, Bartholomew Kuma, and the Celestial Dragons. For the first time in the series, we see the crew entirely outmatched and isolated. The intro of supernovas like Trafalgar Law and Eustass Kid develops the world dramatically, showing that Luffy isn’t the only rookie making waves.

Kuma confronts Straw Hats
Kuma confronts Straw Hats (Source: Toei Animation)

The horrifying slave trade and the Celestial Dragons’ cruelty provide a darker look at the World Government’s corruption. When Luffy punches a Celestial Dragon to defend his fishman friend, it perfectly encapsulates why we love his character.

8) Alabasta Arc

Ace, Luffy, Nami, and Vivi
Ace, Luffy, Nami, and Vivi (Source: Toei Animation)

The Alabasta Arc represents One Piece‘s first truly epic saga, expanding the series from smaller adventures to a full-scale civil war with kingdom-wide stakes. This One Piece arc introduces Princess Vivi as a temporary crew member and showcases Crocodile as the first truly formidable Warlord antagonist. Crocodile’s sand powers and ruthless tactics force Luffy to overcome seemingly impossible odds. This fight resulted in one of the series’ most satisfying victories.

The Nakama Mark
The Nakama Mark (Source: Toei Animation)

This One Piece arc also deepens the crew dynamics as they fight individually matched battles against Baroque Works agents. Robin’s introduction as “Miss All Sunday” and eventual alliance with the Straw Hats add a mysterious new dimension to the crew. The emotional farewell to Vivi represents the series at its bittersweet best.

7) Arlong Park Arc

Straw Hat Crew during Arlong Park Arc
Straw Hat Crew during Arlong Park Arc (Source: Toei Animation)

The Arlong Park Arc is the moment many fans fell in love with One Piece. This relatively early storyline puts the emotional punch that would become the series’ brand. Nami’s sad backstory under Arlong’s autocracy alters her from an apparently selfish burglar to a deeply sympathetic character with coherent motivations. When Luffy puts his straw hat on Nami’s head and strides toward Arlong Park with his crew, it forms an iconic beat that depicts what the series is all about. The battles against Arlong’s fishman crew showcase each Straw Hat’s unique abilities and staunch loyalty.

Nami with Luffy's Starw Hat
Nami with Luffy’s Straw Hat (Source: Toei Animation)

This One Piece arc also raises the complex bias between humans and fishmen. Nami’s teary acceptance of help and official joining of the crew provide the ideal emotional ending.

6) Whole Cake Island Arc

Straw Hat Pirates arrives at Whole Cake Island
Straw Hat Pirates arrives at Whole Cake Island (Source: Toei Animation)

The Whole Cake Island Arc delivers a perfect blend of whimsy and darkness that only One Piece can achieve. This arc dives deep into Sanji’s mysterious past with the Vinsmoke family while introducing Big Mom as a terrifying Yonko whose powers transform the landscape into a deadly wonderland. Sanji’s personal conflict between his loyalty to the Straw Hats and his obligation to protect them by submitting to his family creates genuine emotional tension. The wedding ceremony, assassination plot, and eventual escape sequence deliver some of the most suspenseful moments in the series.

Luffy gets angry on Sanji
Luffy gets angry with Sanji (Source: Toei Animation)

This arc also stands out for giving supporting characters like Brook and Nami incredible moments to shine. Big Mom’s complex backstory and the introduction of Katakuri – arguably One Piece‘s most respected antagonist – add layers to the world. 

5) Impel Down Arc

Buggy and Luffy inside Impel Down Prison
Buggy and Luffy inside Impel Down Prison (Source: Toei Animation)

The Impel Down Arc drops Luffy into literal hell as he plunges through the World Government’s underwater prison to rescue his brother Ace. This One Piece arc brilliantly creates suspense as Luffy battles his way through increasingly dangerous prison levels, each with irregular horrors and challenges. This arc forms the most unlikely alliance, Luffy with former enemies like Buggy, Mr. 3, and Crocodile. The prison break design forms a refreshing change of pace while harboring high stakes and introducing amazing characters like Bon Clay and Magellan.

Luffy teaming up with Jinbe, Ivankov, Crocodile, and Buggy
Luffy teaming up with Jinbe, Ivankov, Crocodile, and Buggy (Source: Toei Animation)

Bon Clay’s heart-wrenching sacrifice to ensure the others’ escape becomes an emotional moment here. The arc’s descent structure perfectly mirrors Luffy’s desperate situation, with each level bringing more dangerous obstacles and powerful allies. As a direct prelude to Marineford, this One Piece arc masterfully raises the stakes while delivering its own unforgettable moments.

4) Dressrosa Arc

Luffy and his crew at Dressrosa
Luffy and his crew at Dressrosa (Source: Toei Animation)

The Dressrosa Arc is the most ambitious arc of One Piece, merging multiple storylines into an epic tale of mutiny against tyranny. Doflamingo’s complex backstory and utterly vile actions base him as one of the series’ most despicable villains. Meanwhile, the kingdom’s dark mysteries gradually untangle via flashbacks and revelations. The Colosseum tournament presents powerful new allies like Bartolomeo and Cavendish, while the toy soldier’s tragic tale of Rebecca and her mother delivers emotional depth. Law’s personal vendetta against Doflamingo forms his alliance with Luffy, culminating in some of One Piece‘s most spectacular battles.

Luffy's Grand Fleet
Luffy’s Grand Fleet (Source: Toei Animation)

This arc masterfully boosts the world with the introduction of the Grand Fleet and the disclosure of Gear Fourth, greatly raising the stakes for future arcs. Despite its length, Dressrosa rewards patient viewers with numerous gratifying character arcs.

3) Enies Lobby Arc

Luffy vs Rob Lucci
Luffy vs Rob Lucci (Source: Toei Animation)

The Enies Lobby Arc is One Piece at its best. Blending action, emotion, and character development into an unforgettable rescue mission. When Robin sacrifices herself to protect the crew, the Straw Hats declare war on the World Government in a moment of breathtaking loyalty. The CP9 agents provide perfectly matched antagonists for each crew member, forcing everyone to surpass their limits. Luffy’s battle with Lucci delivers spectacular animation in the series, while Robin’s heart-wrenching declaration that she wants to live gives meaning to their struggle.

Going Merry's farewell
Going Merry’s farewell (Source: Toei Animation)

This One Piece arc orients game-changing power-ups like Gear Second and Third, Asura, and Diable Jambe, upgrading the action to new zeniths. The Going Merry’s funeral equips the emotional climax, demonstrating that the series can make viewers cry even for a ship. No other arc so flawlessly balances breathtaking action with deep emotional resonance.

2) Wano Country Arc

Jinbe reunites with the Straw Hats during Onigashima Raid
Jinbe reunites with the Straw Hats during the Onigashima Raid (Source: Toei Animation)

The Wano Country Arc is One Piece‘s most ambitious storytelling endeavor, incorporating Japanese folklore into a tale of liberation. This One Piece arc draws together plot threads from hundreds of episodes earlier while presenting the isolated samurai nation with its unique aesthetic and characters. Kaido and Orochi’s tyrannical regime provides the ideal backdrop as the Straw Hats aid Momonosuke in fulfilling his father Oden’s dream. The flashbacks to Oden’s life and death also bear some of the most emotional moments.

Luffy vs. Kaido
Luffy vs. Kaido (Source: Toei Animation)

The raid on Onigashima illustrates the series’ most elaborate battle sequence, with multiple fronts and deviating alliances. Luffy’s awakening of advanced Conqueror’s Haki and Joy Boy’s powers during his final fight with Kaido boosts the mythology of the series.

1) Marineford Arc

Whitebeard Pirates arrives at Marineford to save Ace
Whitebeard Pirates arrives at Marineford to save Ace (Source: Toei Animation)

The Marineford Arc stands unchallenged as One Piece‘s crowning achievement. It is a perfect storm of emotion, action, and world-building that forever changed the series. This war between the World Government and Whitebeard Pirates to save Ace depicts the true scope of power in the series world, orienting the full might of the Marines and the Warlords. Whitebeard’s awe-inspiring potency and eventual death, Luffy’s desperate battle despite being outmatched, and Ace’s ultimate sacrifice start an emotional rollercoaster unmatched in shonen anime. The revelation of Luffy’s heritage via his connection to Dragon and Garp puts up layers to his character.

Ace takes his last breath on Luffy's shoulder
Ace breathes his last breath on Luffy’s shoulder (Source: Toei Animation)

This One Piece arc brilliantly balances dozens of legendary characters. The final moments of Ace dying in Luffy’s arms deliver the series’ most devastating emotional gut punch. No other arc has so perfectly showcased why Eiichiro Oda’s masterpiece continues to captivate millions worldwide.

Conclusion

Generally, the greatest One Piece arcs exceed usual shonen storytelling by balancing sensational battles with honest touching depth. These arcs showcase Eiichiro Oda’s outstanding ability to create a world that feels both fantastical and emotionally accurate. The voyage to find the One Piece treasure persists, but these unforgettable sagas confirm that the true gem was the adventure found along the way.

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