422. A Deadly Infiltration! The Underwater Prison Impel Down
Luffy and Boa arrive at Impel Down, but only thirty-three hours remain until Ace's execution. To save him, the Snake Princess must find a way to hide Luffy during her full-body search!
One Piece
Impel Down & Marineford
Luffy puts finding his crew on hold in favor of rescuing his brother Ace from the underwater prison Impel Down. With Boa Hancock's help, he manages to infiltrate the facility. However, fulfilling his objective and escaping the hellish prison might be easier said than done. Having failed to reach Ace before he was transferred, Luffy and his companions escape from Impel Down and travel to Marineford, the base of Marine Headquarters. With the odds stacked high against him, the imminent threat of Whitebeard, and the ulterior motives of pirates that wish to overthrow the Emperor, Luffy struggles to hold his own in this titanic clash of powers.
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423. A Reunion in Hell?! The Man Who Ate the Chop-Chop Fruit!
Time is running out on Ace, so Luffy teams up with a scoundrel who's going to pieces trying to escape Impel Down. There's no love lost between Buggy the Clown and the Straw Hat captain, but they'd better work together if they want to survive.
424. Break Through the Crimson Hell! Buggy's Chaos-Inducing Plan
Luffy must part ways with a priceless treasure map before Buggy the Clown agrees to lead him through the bloody tangle of Blade Trees and Spike Needle Grass that make up Impel Down's Crimson Hell!
425. The Strongest Man in the Prison! Poison Man Magellan Appears
Luffy and Buggy the Clown could end up as hippo food if they aren’t careful in Impel Down’s Wild Beast Hell. Of course, the rubberman might find that a better fate than dealing with the prison’s putrid warden!
426. A Special Presentation Related to the Movie! A Gold Lion's Ambition on the Move
A special flashback episode to prepare for the movie release! The countdown is on to Luffy's showdown with Shiki the Golden Lion! It all begins when the Straw Hat crew tails a large, mysterious beetle to an even more interesting island!
427. A Special Presentation Related to the Movie! Little East Blue in Danger
The citizens of Little East Blue throw a feast in honor of the Straw Hats, but when the Amigo Pirates try to capture Boss the beetle, Luffy and his crew will have to defend their new friends.
428. A Special Presentation Related to the Movie! The Fierce Onslaught of the Amigo Pirates
Luffy, Zoro, and Sanji prepare to do battle on behalf of Boss the beetle, but Captain Largo of the Amigo Pirates counters with a deadly arsenal of nets to put the Straw Hat brawlers on lock down!
429. A Special Presentation Related to the Movie! The Battle Is On! Luffy vs. Largo
Luffy kicks into second gear for his rematch with Largo, and Nami leads the islanders as they lay waste to the Amigo Pirates. Boss the Beetle may be safe for now, but someone sinister lurks behind the scenes.
430. A Warlord in Prison! Jimbei, the Honorable Pirate
Luffy struggles to stay a step ahead of a prison patrol made up of hungry lions and poisonous scorpions! Meanwhile, Ace spends what could be his final hours swapping stories with a pirate who hates pirates.
431. Chief Guard Saldeath's Trap! Level 3 - Starvation Hell
While the guards struggle to squelch a violent prison uprising, Luffy and his fellow fugitives try to keep their cool in a level of Impel Down known as Starvation Hell!
432. The Unleashed Swan! A Reunion with Bon Clay
Boa Hancock uses her ample assets to buy some private time for a clandestine chat with Ace. Meanwhile, Luffy needs help from a graceful friend to escape the jaws of a hungry Sphinx!
433. Warden Magellan's Strategy! Straw Hat Entrapment Completed!
Luffy and Bon are on the verge of reaching Level 4, but they didn’t count on fighting a demonic, lightning-fast, devastatingly powerful Minotaur! To defeat this beast, they’ll need help from a human candle and a deranged clown!
434. All Forces Have Gathered! The Battle on Level 4, the Burning Heat Hell!
Luffy narrowly avoids a deadly dip in a boiling pool of blood, only to find himself face to face with Warden Magellan. Meanwhile, outside the prison walls, the marine fleet prepares for Whitebeard’s onslaught!
435. Mighty Magellan! Bon Clay Bugs Out
Warden Magellan is a monster of a man with a penchant for poisoning prisoners. To rescue Ace, Luffy must go toe to toe with this toxic terror, but how do you defeat a foe who's deadly to the touch?
436. The Showdown Has Come! Luffy's Desperate Last Attack!
Luffy’s daring assault on the venomous warden of Impel Down leaves him struggling to stand up, but despite the lethal poison breaking down his body, the rubber-man kicks his rescue mission into second gear!
437. For His Friend! Bon Clay Goes to the Deadly Rescue!
While Luffy hovers perilously on the verge of death, Bon Clay embarks on a suicidal rescue mission plagued by sub-zero temperatures and bloodthirsty wolves with a supremely savage disposition!
438. A Paradise in Hell! Impel Down Level 5.5!
No existing antidote can save Luffy from the poison coursing through his veins, yet Bon Clay refuses to give up. His final, fleeting hope is a mysterious miracle-worker rumored to have vanished into the Gates of Hell!
439. Luffy's Treatment Begins! Ivan-san's Miraculous Power!
Bon is overjoyed to hear that Luffy is still alive, but his happiness quickly turns to shock when he learns that Ivan’s agonizingly painful “Healing Hormones” will cost the rubber-man ten years of his life!
440. Believe in Miracles! Bon Clay's Cries from the Heart
Ace is scheduled to be executed in a matter of hours, and Luffy’s still hovering on the verge of death. It will take a miracle to save them both, but Bon would rather die than give up on his friend!
441. Luffy's Back! Ivan-san Begins the Breakout Plan!
Luffy miraculously survived his brush with death, but he’s far too weak to finish rescuing Ace. Ivan is reluctant to lend a hormonal hand to the doomed rescue mission – until he learns of Luffy’s lineage!
442. Ace's Convoy Begins! Battle on the Lowest Floor, Level 6!
The quest to rescue Ace tuckers out thanks to a blast of sleeping gas! Ivan’s scissor-handed sidekick puts an end to nap time, but Luffy will have to join forces with a scar-faced foe from the past if he wants to complete his mission!
443. The Ultimate Team Has Formed! Shaking Impel Down!
Luffy’s desperate attempt to rescue Ace is bolstered by two powerful new allies: the murderous Crocodile and the honorable fishman Jinbei. Meanwhile, Ivan sparks a prison riot to create a diversion for the rubber-man.
444. Even More Chaos! Here Comes Blackbeard Teech!
Luffy and his gang of outlaws cause a commotion on Level Four, Blackbeard’s arrival leads to the release of the prison’s most feared inmate, and Ace gazes upon the great blue sky for what could be the very last time!
445. The Dangerous Encounter! Blackbeard and Shiryu of the Rain!
Three battles are raging throughout Impel Down - Luffy tackles the demon guards, Ivankov squares off against Sadie-chan, and Shiryu reaches the gate of Impel Down to meet Blackbeard and his crew. But are things really as they seem? Meanwhile, Buggy's bright ideas are close to freeing him and Mr. 3 from Impel Down.