Vol. 3The Pirate Code and Aincrad

Mu Yu spread the Pirate Code across the One Piece world, defeated powerful pirates, and left to enter Sword Art Online. There, he teamed up with Kirito to survive the death game and reached Ankuba Town.

  • Mu Yu defeated Aizen, returned to the One Piece world, and freed Cocoyasi Village by killing Arlong after Nami confronted him over Bellemere’s murder.
  • Mu Yu introduced the Pirate Code and described his dream of principled pirates, safe ordinary people, and just Marines, inspiring his companions.
  • Mu Yu enforced the Pirate Code across the East Blue, fought Garp to a draw, and entered the Grand Line, where he defeated Mihawk.
  • Mu Yu allied with Vivi and the Bounty Hunters to aid Alabasta, while Crocodile’s Utopia Plan intensified unrest and he prepared a sandstorm to delay Mu Yu’s ships.
  • Mu Yu defeated Crocodile, helped Vivi stop Alabasta’s war, and spread the Pirate Code through the Grand Line and Fish-Man Island.
  • Mu Yu defeated Whitebeard and allied with him, then joined him in defeating and capturing Big Mom and her officers.
  • Mu Yu defeated Shanks, Doflamingo, Kaido, and Linlin, helped restore order, and spread the Pirate Code before leaving the One Piece World.
  • Mu Yu entered Sword Art Online as Makino, teamed up with Kirito, and reached Ankuba Town after clearing a gray-wolf quest.
Chapters 205–304 Read from ch. 205

Arc 9A Dream to Change the World

Mu Yu defeated Aizen, left the Soul King’s palace, and returned to the One Piece world, where he gathered pirates under a code and freed Cocoyasi Village from Arlong. His speech about changing the world stirred his companions to reconsider their dreams.

  • Mu Yu defeated Aizen, rejected the Soul King’s offer, and eventually returned to the One Piece world.
  • Mu Yu rescued Nami from a storm and brought her aboard the Golden Scorpion Pirates’ ship, where he made her his maid.
  • Mu Yu defeated the Crick Pirates and later captured Made Torrega, then agreed to help Nami free Cocoyasi Village.
  • Mu Yu introduced the Pirate Code, bound his crew to it, and asked Nami to bring it to Arlong’s gang.
  • Made Torrega and Mu Yu’s companions overwhelmed Arlong’s crew, and Mu Yu killed Arlong after Nami confronted him over Bellemere’s murder.
  • News of Mu Yu’s Pirate Code spread through the East Blue, while Kuina left Shimotsuki Village to seek him out.
  • After Cocoyasi Village celebrated its freedom, Mu Yu asked his companions about their dreams and told them he wanted to change the world.
  • Mu Yu described a future of principled pirates, safe ordinary people, and just Marines, inspiring Nami, Made Torrega, and Leonard.
Chapters 205–229 Summaries Read

Arc 10The Pirate Code Reaches Alabasta

Mu Yu spread the Pirate Code across the East Blue and entered the Grand Line, where he defeated Mihawk and drew the attention of the world’s powers. He allied with Vivi and the Bounty Hunters to aid Alabasta, while Crocodile’s plan pushed the kingdom closer to war.

  • Mu Yu enforced the Pirate Code across the East Blue, drew Garp to meet him, and explained how the code could endure through the interests of pirates and ordinary people.
  • Mu Yu and Garp fought to a draw, exchanged martial knowledge, and made headlines that prompted figures across the world to react to Mu Yu.
  • Mu Yu left the East Blue, rescued Laboon, and led his crew through the Grand Line’s storms toward Whiskey Peak.
  • Mu Yu recruited Valdin and Albert to form an Anti-Pirate Code Alliance, then persuaded Odom and Whiskey Peak’s Bounty Hunters to join him and sign the code.
  • Vivi revealed her identity to Mu Yu, asked him to save Alabasta, and rallied the crowd to support her return and fight for her kingdom.
  • Mu Yu fought Mihawk, defeated him after an intense duel, and advanced his swordsmanship while Mihawk shared his techniques.
  • Morgans named Mu Yu the “Judicial Officer of the Sea,” and the Four Emperors, the Navy, and other powers responded to his growing influence.
  • Mu Yu sent Valdin and more than three hundred pirates to Alabasta, where Crocodile used the Utopia Plan to intensify the unrest and prepared to delay Mu Yu’s ships with a sandstorm.
Chapters 230–254 Summaries Read

Arc 11The Code and the Emperors

Mu Yu expanded the Pirate Code through Alabasta, Sabaody, and Fish-Man Island, then defeated Whitebeard and allied with him. They staged a ten-day duel to draw out their enemies before defeating and capturing Big Mom and her officers.

  • Mu Yu defeated Crocodile, recruited him by offering the Pluton blueprints and a chance to fight Whitebeard, and helped Vivi expose Crocodile’s crimes and stop Alabasta’s war.
  • Kizaru clashed with Mu Yu, then signed the Pirate Code, while the World Government named Mu Yu Grand Line Judicial Officer and the Code spread across Alabasta and the seas.
  • Mu Yu’s crew reached Sabaody, met Rayleigh, and traveled to Fish-Man Island, where Mu Yu punished traffickers and extremists, rescued Shirahoshi, and gained Jinbe’s friendship.
  • Mu Yu and Whitebeard began a destructive battle, and Mu Yu defeated Whitebeard’s commanders before their fight devastated Towering Forest Island.
  • Whitebeard refused to yield until Mu Yu defeated him, then recovered with a Senzu Bean and allied with Mu Yu to attack Big Mom.
  • Mu Yu and Whitebeard staged a ten-day duel while their forces gathered near Fish-Man Island, drawing the Big Mom Pirates, Marines, and other interested factions toward the island.
  • Big Mom ordered her crew to attack Fish-Man Island, but Mu Yu and Whitebeard joined the battle, defeated the Big Mom Pirates, and captured Linlin and her officers.
Chapters 255–279 Summaries Read

Arc 12The Pirate Code and Aincrad

Mu Yu defeated the Four Emperors, spread the Pirate Code across the world, and forged the Nine Heavens Sword before leaving the One Piece World. In Sword Art Online, he teamed up with Kirito to survive the death game and reached Ankuba Town as other players began arriving.

  • Mu Yu made Charlotte Linlin, Shanks, and the Donquixote Family sign the Pirate Code, defeated Shanks and Doflamingo, and helped restore order in their territories.
  • Mu Yu defeated Kaido and Charlotte Linlin in Wano Country, backed Kozuki Hiyori as shogun, and watched the World Government enact reforms while the Pirate Code spread.
  • Mu Yu reunited with Kuina, who joined his crew, became a Great Sword Master, and shared his remaining time with him before he signed the Code.
  • Mu Yu rejected becoming the Supreme God, forged the Nine Heavens Sword to punish violent crimes against the weak, and left the One Piece World after finding Pure Gold.
  • Mu Yu entered Sword Art Online as Makino, teamed up with Kirito, and learned that players were trapped in a death game with clearing Aincrad as their only way out.
  • Mu Yu and Kirito traveled to Ankuba Town, bought equipment, and accepted a quest to clear the gray wolves from a trade route.
  • Mu Yu and Kirito defeated Gray Wolf Leader Wolf and its guards, earned rewards and levels, and upgraded their gear before other players reached Ankuba Town.
Chapters 280–304 Summaries Read
Volume 3 of 5