Chapter Summaries

Roy arrived at Marineford for the war against the Whitebeard Pirates and joined the other Shichibukai at their meeting. The chapter ended with him ignoring Hancock’s hostility as he settled in to rest.

• At the Shichibukai meeting, Doflamingo provoked the others while Blackbeard and Hancock discussed Nightmare Roy.
• Roy descended into Marineford, where his presence terrified the marines guarding the bay.
• Vice Admiral Drake reassured a shaken marine and urged him to stand by his post.
• Roy entered the meeting room, took a seat beside Hawkeye and Moria, and noticed Hancock glaring at him.
• Roy realized Hancock’s hostility was connected to events on Amazon Lily, then ignored her and closed his eyes.

Sengoku briefed Roy and the other Shichibukai on the Marine plan for the coming battle against Whitebeard. After the meeting, Hawkeye challenged Roy to a fight, but Hancock interrupted and declared Roy her prey.

• Sengoku explained that the Marines would face Whitebeard’s forces in three days and assigned the Shichibukai to lead the charge and hold off division commanders.
• Roy left the meeting as the others dispersed.
• Hawkeye challenged Roy to fight, saying he wanted to test himself against Nightmare.
• Roy agreed that Hawkeye was worth taking seriously.
• Hancock interrupted and declared that Roy was her prey.

Hancock challenged Roy, but her Devil Fruit powers failed to affect him, and he nearly killed her with a single finger before Sengoku intervened. The onlookers were left shaken by the overwhelming gap between the two Shichibukai.

• The Shichibukai and Marines expected Hancock to lose to Roy, while Sengoku decided to let her learn a lesson.
• Hancock attacked Roy with Slave Arrow and Perfume Femur, but neither ability affected him.
• Roy raised a finger charged with destructive Sword Qi, and Sengoku rushed to stop him.
• Sengoku used Buddha Shockwave to divert Roy's attack, but it still struck Hancock and sent her flying near death.
• Mole and Momousagi explained that Roy's strength, not Hancock's weakness, accounted for the vast difference between them.

Roy and Hawkeye prepared to duel on an isolated island after Sengoku ordered them to take their fight away from Marine Headquarters. As Marines and Shichibukai watched from nearby warships, Sengoku began considering retirement after the coming battle.

• Blackbeard abandoned his plan to take Roy's Dream-Dream Fruit, while Hawkeye grew eager to test himself against Roy.
• Roy mocked Sengoku for allowing Hancock to challenge him, and Sengoku warned Roy not to test the Marines' limits again.
• Roy asked Hawkeye if he still wanted to fight, and Hawkeye drew Black Blade Yoru and accepted the challenge.
• Sengoku ordered Roy and Hawkeye to fight somewhere away from Marine Headquarters to prevent damage before the public execution.
• Roy and Hawkeye traveled to an isolated island with an active volcano, where Marines and Shichibukai watched from two warships.

Roy and Hawkeye fought to a draw using only swordsmanship, and their battle gave Hawkeye a glimpse of a new path beyond the limits of the sword. As the Marines watched, Sengoku realized Hawkeye might be on the verge of taking that next step.

• Roy and Hawkeye clashed across the shattered island and surrounding sea, while Marine officers struggled to follow their battle.
• Momousagi explained that Roy was matching Hawkeye with swordsmanship alone, leaving the Marines and Akainu alarmed by the extent of his strength.
• Sengoku questioned whether Whitebeard could weaken Roy enough to eliminate him and worried that Garp might interfere because Ace was his grandson.
• Hawkeye called the fight his most difficult and exhilarating battle, and Roy praised his swordsmanship talent.
• Hawkeye said Roy's world-spanning sword path had inspired him to seek a way to slash apart the world's limits.
• Sengoku joined the watching Marines and sighed that Hawkeye seemed ready to take the next step.

Sengoku explained that a few exceptional fighters had broken through the world’s limits, though he admitted Nightmare’s strength was difficult to explain. Roy and Hawkeye unleashed their strongest sword techniques in a devastating duel; Hawkeye accepted defeat and departed, while Roy kept the title of World’s Greatest Swordsman.

• Sengoku told Mole and Momousagi that Garp, Steel Bone Kong, and several other legendary fighters had broken through the world’s limits, and said Nightmare’s power was extraordinary.
• Hawkeye and Roy agreed that their swordsmanship had reached a standstill and chose to settle their duel with their strongest moves.
• Momousagi ordered the Marines to move their warships farther away as the sword intents of Hawkeye and Roy warped the weather and threatened the surrounding sea.
• Hawkeye’s Black Blade Yoru broke during the clash, and Hawkeye acknowledged that he had lost, though Roy called the match a draw because his weapon had given him an advantage.
• Hawkeye left after thanking Roy and vowing to reclaim the title of World’s Greatest Swordsman, while Roy decided to keep the title.

Shiryu arrived in Level 6 and revealed that he served a mysterious captain whose power surpassed the Four Emperors. He held a mirror before Ace, where a dark figure appeared in Ace’s pupil and stepped out.

• Ace challenged the Level 6 prisoners’ mockery, and his Conqueror’s Haki matched their combined auras.
• Shiryu entered the prison, silenced the prisoners, and explained that he had more control over Impel Down than Magellan.
• Shiryu said the prisoners could join him if his captain agreed, prompting Avalo Pizarro, Catarina Devon, and Byrnndi World to react to the captain’s arrival.
• Ace considered whether leaving with Shiryu might prevent the coming war from endangering Whitebeard and his brothers.
• Shiryu held a mirror before Ace, and a dark figure emerged from Ace’s pupil as he lost control of his body.

Roy subdued Ace and wiped most of his recent memories, then challenged the Level 6 prisoners to hunt one another for a chance to join him. When the prisoners instead chose Roy as their prey, Cyclops charged him as five others moved to keep Shiryu from intervening.

• Roy knocked Ace unconscious and erased most of his memories of the day, intending to keep him for a later confrontation with Luffy.
• Roy told the Level 6 prisoners that he would release them to hunt prey, and that successful hunters could join his ranks and escape Impel Down with him.
• Shiryu beheaded three prisoners who cursed Roy, then killed another who questioned whether joining Roy was required.
• Shiryu tossed keys among the prisoners, who began unlocking their Sea Stone chains and eyeing Roy instead of attacking one another.
• Cyclops argued that Roy had not forbidden them from choosing him as prey, then charged with Armament Haki as five prisoners positioned themselves between Roy and Shiryu.

Roy led a massacre through Infinite Hell, killing the prisoners who opposed him and recruiting the survivors. He discovered that the Redfield in the prison was a clone, while Shiryu suspected the real Redfield had cooperated with the World Government in exchange for a way to regain his youth.

• Roy killed Cyclops instantly with dark green ghostly flames, then Shiryu cut down the five men who had surrounded him.
• The prisoners continued slaughtering one another until only a small group remained, including Avalo Pizarro, Katarina Devon, Byrnndi World, and ten other powerful pirates who submitted to Roy.
• Roy found an old man he believed to be Patrick Redfield and killed him with the Seven Star Sword, then crushed the body after realizing it was a clone.
• Roy explained that the clone believed itself to be Redfield because it had been implanted with his memories.
• Shiryu reasoned that the real Redfield had likely been recruited by CP0, and Roy suspected the World Government had offered him a way to regain his youth, perhaps through the Mythical Zoan Vampire Fruit.

As Marineford prepared for war, Sengoku learned that Blackbeard had vanished and ordered heightened surveillance of Nightmare. At Impel Down, Magellan discovered that Shiryu and thirteen Level 6 prisoners were missing, forcing him to request Government support as Luffy lay poisoned and unconscious.

• Sengoku heard that Ace was listless after his return and learned that Blackbeard had disappeared from Marineford.
• Sengoku worried that Blackbeard might target the Marines, then confirmed Nightmare was still under surveillance and ordered the Marines to keep watch on him.
• Magellan sentenced the unconscious, venom-covered Luffy to be sent to Level 5 while Buggy and Mr. 3 feared for their own safety.
• A guard told Magellan that Level 6 was strewn with corpses and that fourteen prisoners, including Shiryu, Catarina Devon, Avalo Pizarro, and Byrnndi World, were missing.
• Magellan ordered a Government aid request and told Little Sadie to avoid confronting the fugitives alone.

Buggy and Mr. 3 tried to escape through Level 3 but ran into Roy’s group of escaped Level 6 prisoners. After Mr. 3 revealed Roy’s identity and ingratiated himself, Roy allowed both men to follow him, though he considered using Buggy as bait to draw out Shanks.

• Buggy and Mr. 3 mistook news of the Level 6 riot for a trick before realizing the escaped prisoners made the prison dangerous.
• Roy’s group confronted the two men, and Buggy pleaded for his life while Mr. 3 claimed Buggy’s ties to Roger, Whitebeard, and Shanks would make them useful.
• Roy considered using Buggy to lure Shanks out, prompting Buggy to deny that he and Shanks were close.
• Mr. 3 recognized Roy as Lord Nightmare and claimed to be his loyal subordinate.
• Roy let Buggy and Mr. 3 follow him, and the pair were relieved to have survived.

Buggy and Mr. 3 learned more about Roy’s fearsome reputation as Roy’s group headed deeper into Impel Down. After Magellan recaptured escaped prisoners, he discovered that Shiryu’s group was heading for the communications room and went there alone to stop them.

• Buggy learned from Mr. 3 that Roy had earned a 300-million-Beli bounty before entering the Grand Line and had taken Crocodile’s Shichibukai title.
• Buggy joined Roy’s side and offered to lead the group through Impel Down, while Shiryu said he wanted to fight Magellan.
• Roy revealed that the group was heading to the communications room to contact important World Government figures, alarming Buggy and Mr. 3.
• Magellan used Hydra to defeat escaped Level 5 prisoners and ordered them locked up again.
• Magellan learned that Shiryu had cut down the Warden Beasts and was heading toward the communications room, so he sent Hannyabal and Domino to recapture the prisoners and went to confront Shiryu himself.

Shiryu joined forces with Roy to unleash a riot in Impel Down, prompting the World Government to send CP0 reinforcements. Magellan confronted the escapees and faced Shiryu, while Roy revealed that his true body had entered the prison; the chapter ended as Shiryu challenged Magellan with his Supreme Grade Sword, Mikazuki Munechika.

• The Five Elders received an emergency report that Shiryu had helped Level 6 prisoners escape and ordered CP0 Deputy Director-General Bazel to support Magellan.
• Shiryu contacted the Five Elders, mocked them, and ended the call after revealing he was leaving.
• Magellan found the bodies of prison staff in the monitoring room and confronted Shiryu, who said he had killed them as a pirate.
• Magellan discovered Roy among the escaped prisoners, and Roy explained that his clone remained at Marine Headquarters while his true body entered Impel Down.
• Shiryu stepped forward to fight Magellan and revealed that he wielded Mikazuki Munechika, a Supreme Grade Sword.
• Magellan released his poison as Shiryu challenged him to face a Great Sword Master wielding a Supreme Grade Sword.

Shiryu fought Magellan as Magellan awakened his poison fruit, while Roy and the others remained unharmed by the toxic mist. Elsewhere in Impel Down, CP0 searched for Magellan and Blackbeard killed an informant before preparing to recruit the escaped Level 6 prisoners.

• Shiryu cut Magellan with a surprise slash, but Magellan rose from the rubble and unleashed his awakened poison giant against him and the others.
• Buggy panicked when Magellan's toxic mist passed through him, and World struck him into a wall; Roy revealed the poison could not corrode the space in front of him.
• Magellan was distracted by Roy's survival, giving Shiryu a chance to attack from behind.
• Lord Bazel led CP0 agents through the prison toward Magellan, following directions from an agent who sniffed a filthy roll of paper.
• Blackbeard's crew killed an informant, then discussed how Luffy's riot had made their search easier and planned to recruit the escaped Level 6 prisoners.

Roy and the escaped Level 6 prisoners ambushed CP0 agent Bazel after Shiryu killed Magellan. Roy spared Bazel and ordered him to infiltrate the World Government and pass along information about an Ancient Weapon to regain the Five Elders’ trust.

• Bazel ordered two CP0 agents to open the gates, saw Magellan’s body, and fled when he realized the danger.
• Bazel dodged Byrnndi World’s More More 100x Cannon attack, then was trapped when Catarina Devon disguised as Magellan attacked him.
• Shiryu revealed that he served Roy, and Bazel recognized Roy as the figure he had encountered in the Golden City.
• Roy told Bazel to return to the World Government as a spy and gather intelligence on the Five Elders.
• Roy instructed Bazel to tell the Five Elders about the Ancient Weapon to offset his failures and regain their trust.

The Five Elders learned that Nightmare had seized Impel Down and that he and the Revolutionary Army planned to use Pluton to attack Mariejois, prompting them to dispatch the unfinished Giant Soldier. At Marineford, Drake appeared in the communications room and suddenly attacked the Marines gathered there.

• Bazel told the Five Elders that Nightmare had taken control of Impel Down and that the Revolutionary Army planned to use Pluton to destroy Mariejois.
• The Five Elders ordered Sentomaru to take Vegapunk and the unfinished Giant Soldier to Mariejois for its defense.
• Sentomaru found Vegapunk, who agreed to steer the Giant Soldier to Mariejois.
• Marine communications officers learned that Nightmare's headquarters presence had been a clone and rushed to inform Sengoku about the threat to Mariejois.
• Drake arrived at the communications room and used a Finger Pistol to strike down the Marine captain who had approached him.

Roy and his pirates prepared to confront Blackbeard after he arrived at Impel Down seeking an alliance with Shiryu. Blackbeard recognized Nightmare and deduced that Roy’s clone was at Marine Headquarters, leaving their shared ambitions poised to collide.

• Shiryu, Katarina, and the other Level 6 prisoners reacted to Roy’s plan to overthrow the World Government, while Buggy decided he wanted to join Roy’s crew and Mr. 3 doubted either of them would be accepted.
• Blackbeard and his crew worried that Magellan, the World Government’s reinforcements, and Shiryu were nowhere to be found, then guessed that Shiryu had cut off communications and went to meet their prospective ally.
• Roy watched Blackbeard approach and warned Shiryu that Blackbeard was a dangerous, cunning opponent who might be difficult to kill.
• Roy led his pirates out to greet Blackbeard, whose crew entered the room and found fifteen hostile great pirates waiting for them.
• Blackbeard recognized Roy as Nightmare and concluded that Roy’s clone was at Marine Headquarters, realizing that their shared goal made them potential enemies.

Roy confronted Blackbeard in Impel Down and defeated him with a single devastating sword strike. Blackbeard was left badly wounded in Level 4 as Roy’s crew arrived, while his own subordinates had likely been killed.

• Blackbeard tried to persuade Roy to escape Impel Down together, but Katarina told him Roy had already defeated Magellan and the CP0 fighter.
• Roy rejected Blackbeard’s offer of alliance and declared that he intended to kill him because he was too dangerous.
• Blackbeard fled, but Roy caught up and struck him with a sword slash that sent him crashing through barriers into Level 4’s sea of flames.
• Blackbeard survived by absorbing much of the slash’s power with Dark Hole, but he collapsed badly wounded and realized Roy’s strength exceeded his expectations.
• Shiryu and the others arrived and saw Roy overpower Blackbeard, while Blackbeard feared that his crew had been killed.

Roy fought Blackbeard, whose awakened Dark-Dark Fruit and desperation made him a dangerous opponent, but ultimately defeated him. Blackbeard died after his final attack of darkness failed, leaving Roy and the others alive.

• Blackbeard challenged Roy to a desperate fight, and Roy swiftly cut off Blackbeard’s left arm despite the pull of Dark Water.
• Blackbeard spread awakened darkness across the battlefield, then merged into it to attack Roy from behind.
• Roy’s destructive Sword Qi pierced Blackbeard through the heart, ruining his plan to obtain the Tremor-Tremor Fruit.
• Blackbeard unleashed a final wave of darkness and vowed to take Roy down with him.
• Roy’s sword cut through the darkness, and Blackbeard, Marshall D. Teach, vanished and died.

As the Marines unleashed their full strength and turned the battle against the Whitebeard Pirates, Vista believed he had grown powerful enough to defeat Nightmare. He declared that he would end the war himself.

• People across the seas watched the battlefield and discussed the strength of Whitebeard, Nightmare, Vista, and the other fighters.
• The Whitebeard Pirates advanced to Ace’s execution platform while the Marines held back, prompting Marine Headquarters to begin fighting in earnest.
• Roy reasoned that the Marines had hidden their strength to avoid alarming the World Government, but now planned to crush the Whitebeard Pirates before turning their full power against Nightmare.
• The Marines’ renewed assault reversed the Whitebeard Pirates’ momentum, while Vista remained confident in his duel with Nightmare.
• Vista concluded that he was suppressing Nightmare through his own newfound swordsmanship and vowed to end the war for Whitebeard.