Chapter Summaries

Naruto released the Nine-Tails’ seal and joined forces with Kurama to stop Madara Uchiha’s falling meteorite. When their attack only cracked it, Itachi Uchiha arrived and used his complete Susanoo to catch the meteorite.

• The Nine-Tails offered Naruto its power so they could stop Madara, and Naruto released the seal and bumped fists with it.
• Naruto awakened Nine-Tails Mode, and Madara realized that Naruto and the Nine-Tails trusted one another.
• Naruto and Kurama struck the meteorite, cracking it, but their first fusion began to fall and could last only five minutes.
• Itachi Uchiha appeared, dispersed Naruto’s Chakra with Susanoo, and told Naruto he had come to stop Madara.
• Itachi transformed Susanoo into its complete form, flew up, and caught the falling meteorite.

Naruto, Itachi, Gaara, and the allied ninja worked together to stop Madara Uchiha’s two meteors, destroying them with a combined assault. Madara praised Itachi and challenged him, while Itachi joined his Susanoo with the Nine-Tails and warned Naruto they had only three minutes to finish the fight.

• Gaara used sand to help Naruto reach Itachi and then helped Itachi hold up the second meteor as Madara summoned it.
• Itachi directed the ninja to target one point, while Inoichi Yamanaka connected their minds and Naruto shared the Nine-Tails’ chakra with them.
• Naruto formed a Tailed Beast Bomb, and the united ninja destroyed the first meteor before Naruto and Itachi shattered the second.
• Madara praised Itachi as a Uchiha genius and summoned his Susanoo to face him.
• Itachi told Naruto his Susanoo could last only three more minutes, then armored the Nine-Tails with it and formed the Perfect Susanoo.

Naruto and Itachi joined forces against Madara, but their Susanoo assault failed after Madara awakened the Rinnegan and overwhelmed them. With Naruto and Itachi nearing their physical limits, Madara urged Itachi to abandon his younger brother to gain the Eternal Mangekyo and keep fighting.

• Naruto and Itachi attacked Madara with a Perfect Susanoo, while Madara answered by summoning his own Perfect Susanoo.
• Madara’s sword aura shattered Hokage Rock, and the clash between the Susanoo destroyed the surrounding battlefield as the Allied Shinobi Forces tried to retreat.
• Naruto created two Shadow Clones, which launched Tailed Beast Bombs and Rasenshuriken while Madara was occupied with Itachi’s Susanoo.
• Madara awakened the Rinnegan, absorbed the attacks, and used Shinra Tensei to destroy Naruto’s clones and hurl Naruto away.
• Naruto and Itachi’s transformations ended as their bodies reached their limits, leaving them badly weakened before Madara.
• Madara told Itachi that evolving his Mangekyo into the Eternal Mangekyo could let him continue fighting, if he abandoned his younger brother.

Madara defeated Naruto and Itachi, extracted the Nine-Tails, and began summoning the Ten-Tails to carry out the Moon Eye Plan. Obito appeared and absorbed the Ten-Tails before Madara could, while Xu Fan and Jiraiya returned to Konoha and found the village facing a shocking situation.

• Madara subdued Naruto and Itachi, then used Hashirama's cells to overcome Naruto's attempt to use natural energy against him.
• Madara's Tree World Descent incapacitated Kakashi and the other ninjas, and he extracted the Nine-Tails from Naruto.
• Naruto briefly rose and struck Madara from behind with a Rasengan before collapsing, and Madara summoned the Demonic Statue of the Outer Path and sealed the Nine-Tails inside it.
• Obito appeared as the Ten-Tails began to form and absorbed it before Madara could react, declaring that his speed had surpassed Madara's.
• Xu Fan and Jiraiya returned to Konoha and were shocked by the immense Chakra and the scene before them.

Xu Fan arrived at the devastated Konoha and learned that Naruto was near death after the Nine-Tails had been extracted. He restored Naruto with some of his own Nine-Tails Chakra as Obito became the Ten-Tails Jinchuriki, and Itachi warned him that Akatsuki had gathered every Tailed Beast.

• Xu Fan received Five-Tails Chakra as his sign-in reward, then got a special mission to save Naruto Uzumaki.
• Xu Fan used Sage Mode to track Naruto and concluded that Madara Uchiha had been resurrected through Nagato's Outer Path.
• Xu Fan found Naruto near death among Itachi, Kakashi, Might Guy, Karin, Sakura, Sasuke, Madara, and the swelling Ten-Tails.
• Xu Fan sealed one-third of his Nine-Tails Chakra into Naruto, whose Chakra began to return as he woke.
• Obito became the Ten-Tails Jinchuriki, and Itachi told Xu Fan that Akatsuki had obtained all the Tailed Beasts.

Xu Fan received Six-Tails Chakra and Six Paths Yang Power, then faced Obito, who had become a powerful Ten-Tails Jinchuriki and attacked with Truth-Seeking Orbs. As Xu Fan’s allies watched him fall, he unexpectedly stopped in midair and began to change.

• The Sign-in Assistant awarded Xu Fan Six-Tails Chakra and Six Paths Yang Power, then issued the final mission: stop Obito’s Moon Eye Plan.
• Obito declared that he had surpassed Xu Fan and attacked the battered group with Truth-Seeking Orbs.
• Xu Fan shielded Naruto and the others with Wood Release, but Obito’s orbs pierced the Wood Human and forced everyone to flee.
• Xu Fan dodged Obito’s next attacks with a Wood Dragon, but Obito launched all his Truth-Seeking Orbs and sent Xu Fan plummeting.
• Xu Fan halted in midair, leaving Obito and the others stunned as his body began to change.

Xu Fan revealed Six Paths power and the Nine-Tails Chakra, overwhelming Obito as the Ten-Tails Jinchuriki. He powered up his Wood Release Clones with the Seventh Gate and absorbed the world's natural energy to exploit Obito's weakness to senjutsu.

• Xu Fan transformed with Six Paths Yang Power, manifesting the Rinnegan and Truth-Seeking Orbs and shocking Obito, Madara Uchiha, Black Zetsu, and the Konoha Shinobi.
• Xu Fan told Obito that his wavering will made him unfit to be the Ten-Tails Jinchuriki, then summoned a golden Nine-Tails around himself.
• Madara Uchiha realized Naruto possessed only half of the Nine-Tails, while the others wondered how Xu Fan had gained its chakra.
• Xu Fan created two Wood Release Clones, and they exchanged Truth-Seeking Orb attacks with Obito.
• Xu Fan's clones opened the Seventh Gate, and Xu Fan absorbed the world's natural energy, preparing to exploit Obito's vulnerability to senjutsu.

Xu Fan overwhelmed Obito with Sage-powered attacks and defeated him, forcing the Tailed Beasts from his body. As Madara saw his chance to carry out the Moon Eye Plan, he summoned the Demonic Statue of the Outer Path to capture them.

• Xu Fan absorbed the natural energy around him, opened the Seventh Gate, and cloaked his three-headed, six-armed Nine-Tails in Perfect Susanoo.
• Obito attacked Xu Fan with a Ten-Tails Tailed Beast Bomb, but Xu Fan's Yin-Yang Dual Release Rasenshuriken destroyed it and broke through Obito's Truth-Seeking Orb barrier.
• Xu Fan's attack swallowed Obito and drove the Nine Tailed Beasts from his body.
• Madara decided the escaping Tailed Beasts were his last chance to realize the Moon Eye Plan and summoned the Demonic Statue of the Outer Path to seize them.

Madara Uchiha became Six Paths Madara and tried to cast Infinite Tsukuyomi, but Xu Fan completed his final sign-in and stopped him. Xu Fan learned that the Land of Fire would merge with the Marvel world in ten minutes, while Black Zetsu suddenly struck Madara from behind.

• Madara Uchiha absorbed the Tailed Beasts and transformed into Six Paths Madara before Might Guy could open the Eighth Gate.
• Xu Fan completed his final Naruto-world sign-in and received Six Paths Yin Power and Seven-Tails Chakra, while learning that his next sign-in world was Marvel.
• Madara Uchiha revealed his Nine Tomoe Rinnegan and began casting Infinite Tsukuyomi as Xu Fan learned the Land of Fire would merge with Marvel in ten minutes.
• Xu Fan kicked Madara Uchiha into a crater, interrupting Infinite Tsukuyomi, but chose not to kill him while awaiting the world fusion.
• Madara Uchiha declared that he would defeat Xu Fan, but Black Zetsu pierced Madara's chest from behind.

Black Zetsu revealed that he had manipulated Madara Uchiha to revive Kaguya, then transformed Madara into her. Xu Fan restrained Black Zetsu and approached the newly awakened Kaguya as the worlds neared their merger.

• Black Zetsu told Madara Uchiha that he had never been Madara’s will and had altered the stone tablet to use him as a pawn.
• Black Zetsu explained that he had abandoned the Infinite Tsukuyomi plan and was reviving Kaguya because he feared Xu Fan would defeat Madara.
• Black Zetsu poured his will into Madara Uchiha, causing Madara’s body to swell and transform into Kaguya.
• Xu Fan landed beside Kakashi and the others and told them to wait while Kaguya emerged.
• Black Zetsu flew toward Kaguya, but Xu Fan struck him with a Six Paths Yang Power rod and pinned him to the ground.
• Kaguya noticed Xu Fan’s Six Paths powers and Ten-Tails, and Xu Fan introduced himself as the worlds had three minutes left before merging.

Xu Fan confronted the resurrected Kaguya and persuaded her not to attack the humans or use Infinite Tsukuyomi. Their agreement was reached as the Naruto world began merging with the Marvel world.

• Kaguya tried to reclaim Xu Fan's power, but he vanished and reappeared behind her.
• Xu Fan warned Kaguya that he could seal her, then offered her protection and freedom if she did not endanger the world.
• Kaguya questioned whether she could trust Xu Fan, and he said he had no reason to deceive her.
• Kaguya agreed not to attack the humans below, and Xu Fan agreed not to seal her.
• The Naruto world began merging with the Marvel world.

After the worlds fused, Xu Fan concealed the Sign-in Assistant’s role and learned that his first Marvel sign-in required him to go to Kamar-Taj. He organized the ninja leaders to protect the Land of Fire, then set out for Kamar-Taj with Kaguya following him.

• Xu Fan learned that the worlds had fused and received a sign-in mission directing him to Kamar-Taj.
• Xu Fan told the gathered ninja that their world had fused with another and urged them not to act rashly.
• Xu Fan left Kakashi in charge, ordered him to contact the Kage of the Land of Earth and the Land of Lightning, and told Jiraiya to find Tsunade.
• Xu Fan sent Wood Release Clones to the Land of Fire’s borders to deploy the Four Red Yang Formation.
• Kaguya followed Xu Fan when he prepared to fly to Kamar-Taj, saying the others did not like her.

Xu Fan and Kaguya entered Kamar-Taj, where its sorcerers surrounded them while Xu Fan completed a sign-in and received Ultimate Mental Power and Magical Power. The Sign-in Assistant then directed him to sign in at Kamar-Taj's library.

• Xu Fan brought Kaguya to Kamar-Taj to sign in and gather information about the world.
• Xu Fan used his Byakugan to locate Kamar-Taj's entrance, and he and Kaguya entered without resistance.
• The entrance transported Xu Fan and Kaguya into a hall, where sorcerers including Mordo and Kaecilius surrounded them.
• Xu Fan's glance frightened Kaecilius, and Mordo moved to protect him.
• Xu Fan completed the sign-in and obtained Ultimate Mental Power and Magical Power.
• The Sign-in Assistant instructed Xu Fan to proceed to Kamar-Taj's library for another sign-in.

Xu Fan entered Kamar-Taj and faced Ancient One, who tried to probe his mind with her spiritual power. Xu Fan overwhelmed her in their mental battle, then claimed he was a Sorcerer Supreme from another universe.

• Xu Fan recognized Ancient One as the female Sorcerer Supreme of the Marvel Cinematic Universe.
• Ancient One released her spiritual power to investigate Xu Fan, while Kaguya and the apprentices watched.
• Xu Fan shielded Kaguya and unleashed spiritual power that blocked Ancient One’s invasion.
• Xu Fan turned his power against Ancient One, overwhelming her and causing her to consider using Black Magic.
• Xu Fan abruptly withdrew his power, leaving the apprentices unconscious and Ancient One shaken.
• Ancient One asked Xu Fan who he was, and he claimed to be a Sorcerer Supreme from another universe.

Xu Fan convinced Ancient One that he was a Sorcerer Supreme from another universe seeking a way home, and offered to help defend Earth from Dormammu. Ancient One agreed to help him and let him and his companions stay at Kamar-Taj to search the library for clues.

• Xu Fan introduced himself as the Sorcerer Supreme from Universe 19999 and assured Ancient One he meant no harm.
• Xu Fan offered to help Ancient One resist Dormammu in exchange for assistance returning to his universe.
• Ancient One questioned Xu Fan about how his universe had been invaded and whether it had Sanctums.
• Xu Fan told Ancient One that Kaecilius had killed the male Ancient One in his universe, after which he inherited the Sorcerer Supreme title and crossed universes during the final battle.
• Ancient One agreed to help Xu Fan, and Xu asked to stay with his companions at Kamar-Taj and consult the library.

Xu Fan and Kaguya stayed at Kamar-Taj, where Ancient One let Xu Fan use the library on the condition that he conceal his identity as a Sorcerer Supreme. At the library, Xu Fan clashed with Kaecilius, who challenged him to a practical training match the next day.

• Ancient One agreed to let Xu Fan into the library and asked him to keep his Sorcerer Supreme identity secret while at Kamar-Taj.
• Kaguya followed Xu Fan and told him she liked being with him, while he invited her to accompany him to the library.
• Xu Fan reached the library and encountered Kaecilius, who remembered being overwhelmed by Xu Fan earlier.
• Kaecilius challenged Xu Fan to a practical training match the next day, when mental power would be forbidden.
• Xu Fan dismissed Kaecilius's challenge, went into the library, and told Kaguya he would take her out for Chinese food.

Xu Fan entered Kamar-Taj’s library with Kaguya, where Wong warned them about dangerous books disguised as ordinary volumes. Xu Fan completed his sign-in, gained Ice-Fire Tri-Cultivation and Ultimate Magic Mastery, and began rapidly reading magic books as Mordo watched in surprise.

• Wong welcomed Xu Fan and Kaguya to the library and warned them to avoid books that might conceal dark forces.
• Kaguya declined to browse, while Xu Fan searched the library for the sign-in location.
• Xu Fan completed the sign-in and received Ice-Fire Tri-Cultivation and Ultimate Magic Mastery.
• Xu Fan discovered he could instantly understand and retain the magic book’s contents, finished it within minutes, and picked up another as Mordo looked on in astonishment.

Xu Fan rapidly absorbed the magical knowledge in Kamar-Taj's library using Ultimate Magic Mastery, his Eternal Mangekyo, and shadow clones. Ancient One watched in shock, unable to identify his abilities, while Mordo and the apprentices struggled to understand what they were seeing.

• Xu Fan ignored Mordo's questions and quickly mastered more than a hundred spells by flipping through spellbooks.
• Xu Fan activated his Eternal Mangekyo, doubling his reading speed and drawing the attention of Mordo and the apprentice sorcerers.
• Xu Fan summoned tens of thousands of shadow clones, which used their Sharingan to read books throughout the library and return their knowledge to him.
• Mordo mistook Xu Fan's shadow-clone technique for Akkon's Form and realized Xu Fan was absorbing spellbooks at an impossible speed.
• Ancient One observed Xu Fan through magic and was shocked that she could identify neither his eyes nor the ability he was using.

Xu Fan finished studying Kamar-Taj’s spellbooks and planned to visit the artifact repository to obtain a Sling Ring. Kaguya asked him to teach her ninjutsu, and after training with him through the night, she joined him at the square, where Master Ancient One was waiting.

• Xu Fan completed years’ worth of magical study in a day and received a sign-in prompt for Kamar-Taj’s artifact repository.
• Xu Fan decided to use the sorcerers’ practical combat training the next day as an excuse to visit the repository and seek a Sling Ring.
• Kaguya entered Xu Fan’s room and asked him to teach her ninjutsu so she could become stronger.
• Xu Fan taught Kaguya the Shadow Clone Jutsu and continued training her through the night.
• Xu Fan brought Kaguya to the square as the sorcerers gathered, where they greeted Master Ancient One.

At Ancient One’s instruction, Xu Fan and Kaguya entered Kamar-Taj’s artifact vault to take Sling Rings for a trial, where Xu Fan’s sign-in rewarded him with supreme artifact mastery and Bankai. Xu Fan opened a portal back to the plaza, leaving the sorcerers stunned.

• Ancient One announced that Xu Fan and Kaguya could take Sling Rings and join a trial that tested Kamar-Taj’s sorcerer apprentices.
• Ancient One secretly hoped the trial would prove Xu Fan’s resolve and help her decide whether to entrust him with guiding Strange.
• Xu Fan declined to choose any other artifact, while Kaguya took a Sling Ring after he urged her to do so.
• Xu Fan successfully signed in at the artifact vault and received supreme artifact mastery and Bankai.
• Xu Fan put on his Sling Ring, opened a portal to the plaza, and saw the sorcerers frozen in shock.