Episode 478

"For a Promise!! Luffy and Coby Clash!" is the 478th episode of One Piece.

Long Summary
Luffy has restored his strength, just as the new executioners are ready. Ivankov confronts Luffy in that the energy hormones don't repair the damage he has taken, but Luffy claims he "won't fall again". The two executioners prepare themselves to execute Ace. Ivankov tries to calm Luffy down, but is unable to do so, deciding he will protect a now rushing-Luffy. Luffy is halted by multiple Marines, which he defeats, but to no stopping. Ivankov clears the way for him, but soon after Coby appears remembering the time he met Luffy for the first time, and decides to fight Luffy for the sake of his dream. However he is easily defeated by one punch of Luffy, and reflects on his lack of power as he falls unconscious. Luffy and Ivankov are soon stopped by two Pacifistas but they stop their attack as Boa Hancock gets in the way, as they recognize her as an ally, which buys both of them enough time to get away. Hancock then daydreams about Luffy when outraged that the Pacifistas call her name. Whitebeard is weakened after Akainu's attack, and Marco tries to help, but is attacked by Kizaru. Marco regenerates and rushes to help Whitebeard, but Kizaru sends Onigumo to put Kairoseki on Marco, allowing Kizaru to brutally damage him. At the same time Jozu is completely frozen by Aokiji who claims the Whitebeard Pirates are "falling one by one". Sengoku orders to a large amount of Marines to attack Whitebeard, who is shot and slashed mercilessly, His worries crew rushes to help him, but he orders them to stay away, claiming that "they won't beat him easily" he unleashes his massive strength and quickly sends flying all the Marines around him. Sengoku reorders that Whitebeard is to be attacked as he's wounded, which causes Whitebeard to laugh claiming he cannot die before "seeing a future for his sons". As the Marines tries to attack him, Jinbe and the commanders cover his back. Squardo seeing this, claims he will redeem himself in his own way. Sengoku mocks him claiming that he "will show him the future" and orders the execution, much to the shocking and helplessness of a wounded Whitebeard and his crew. Luffy tries to break his way, but is stopped the Marines. Desperate he unleashes an extremely powerful burst of Haōshoku Haki, which stops the knocks the executioners and all the Marines around, which greatly shocks everybody, just as Luffy keeps his advance.