Chapter Summaries

Katsuo experimented with using Ten-Tails Chakra to strengthen his body and Sharingan before taking Orochimaru to Ryūchi Cave in search of dense Earth Release Chakra. They pushed through the cave’s snakes, following the Earth Truth-Seeking Orb toward the chakra’s source.

• Katsuo helped Mikoto and Kushina slim down, then spent the night with them before slipping away to train in the courtyard.
• Katsuo used Ten-Tails Chakra to temper his Sage Body and found that it strengthened his physique and awakened his Eternal Mangekyo Sharingan.
• Katsuo wondered whether Kisame had found Obito and decided he might search for him himself if Obito remained missing.
• The next day, Katsuo and Orochimaru traveled to the Snake Clan’s territory and entered Ryūchi Cave openly.
• Katsuo burned through waves of attacking snakes and followed his Earth Truth-Seeking Orb through the cave toward the densest Earth Release Chakra.

Katsuo and Orochimaru forcefully advanced through Ryūchi Cave, overpowering its defenders and capturing several Snake Princesses. They confronted the White Snake Sage at the cave’s depths, where the Sage attacked them with White Rage Technique and lunged at Orochimaru.

• The White Phosphorous Serpent awakened giant snakes to defend Ryūchi Cave as Katsuo and Orochimaru pressed deeper.
• Katsuo used his Sharingan to control Manda, then rode him through the cave while killing snakes that tried to stop them.
• Katsuo dispelled a genjutsu, captured a Snake Princess, and sealed her Sage Chakra before Orochimaru took her blood.
• Katsuo controlled three giant snakes with his Eternal Mangekyo Sharingan, prompting the White Snake Sage to confront the intruders.
• The White Snake Sage unleashed White Rage Technique, but Katsuo endured its light and vibrations as the Sage lunged toward Orochimaru.

Katsuo fought the White Phosphorous Serpent and its allies in Ryūchi Cave, overpowering their attacks and breaking their Phantom Castle genjutsu. The White Phosphorous Serpent and the summoned reinforcements were left unable to absorb Natural Energy as Katsuo unleashed a massive fire technique.

• Katsuo punched the White Phosphorous Serpent away from Orochimaru, then stopped its Inorganic Reincarnation Technique with his Truth-Seeking Orb and a stomp.
• The White Phosphorous Serpent ordered the three Snake Princesses to summon allies, while Katsuo's Sharingan-controlled snakes attacked them.
• The Snake Princesses summoned three people, including Tenbin Shige Yama, who attacked Katsuo and had his forearm shattered by Katsuo's counterpunch.
• The White Phosphorous Serpent and the Snake Princesses cast the Phantom Castle genjutsu, but Katsuo used the Yin Truth-Seeking Orb to destroy the illusion.
• The two summoned reinforcements found they could not absorb Natural Energy, and Katsuo unleashed Sage Art: Fire Release: Great Fire Annihilation at the snakes.

Katsuo and Orochimaru broke through a hidden barrier in Ryūchi Cave and awakened a colossal Black Serpent Dragon, which Katsuo fought with his Susanoo. Orochimaru revealed the dragon could not stray far from the cave, and Katsuo prepared to face it head-on.

• Katsuo smashed through the hidden wall, releasing a surge of Natural Energy and revealing a gigantic creature in the darkness.
• The Black Serpent Dragon attacked Katsuo and drove his Mature Susanoo out of Ryūchi Cave, but Katsuo transformed it into its Complete Body form and forced the dragon's jaws open.
• Katsuo failed to control the dragon with his Eternal Mangekyō Sharingan after its dragon pearl released powerful Sage Chakra.
• The Black Serpent Dragon dodged Katsuo's Kusanagi Blade, battered his Susanoo, and struck the ground where he had stood.
• Orochimaru warned Katsuo that the dragon protected Ryūchi Cave and could not travel far from it.
• Katsuo decided to fight the dragon head-on and brought the Susanoo's sword down upon it.

Katsuo killed the Black Serpent Dragon in Ryūchi Cave and claimed its earth-energy dragon pearl, while Orochimaru took the dragon corpse. After exploring the cave’s Earth Vein, Katsuo left with the pearl to develop his Earth Truth-Seeking Orb.

• Katsuo used Susanoo, the Kusanagi Blade, and lightning to kill the Black Serpent Dragon after suppressing its petrification attack with the Earth Truth-Seeking Orb.
• Orochimaru told Katsuo that the White Snake Sage and the others had escaped underground, then explained that the dragon had survived for thousands of years by absorbing earth energy.
• Katsuo pulled a massive earth-energy dragon pearl from the dragon’s abdomen and gave Orochimaru permission to take the corpse.
• Katsuo collected earth energy from Ryūchi Cave’s Earth Vein and decided to leave with the dragon pearl rather than wait for the Earth Truth-Seeking Orb to develop there.
• Orochimaru admitted that he had drunk the dragon’s blood and felt its power surging through him.

Katsuo brought the black flood dragon’s corpse back to the Land of Sound for Orochimaru to study, then tried and failed to find a way to absorb its Dragon Ball directly. He stored the Dragon Ball inside the Earth Truth-Seeking Orb and began studying the Miyamoto Family’s swordsmanship after Minato sent him their manuals and weapons.

• Katsuo absorbed the Natural Energy at Ryūchi Cave into the Ten-Tails, then used the Reverse Summoning Technique to bring himself, Orochimaru, and the flood dragon’s corpse to the Land of Sound.
• Katsuo buried the dragon corpse near Orochimaru’s underground base, and Orochimaru hurried off to study it.
• Katsuo returned home and tried biting, cutting, and dripping blood onto the Dragon Ball, but none of the attempts worked.
• Katsuo placed the Dragon Ball inside the Earth Truth-Seeking Orb so it could absorb the energy it released, leaving the orb unusable for a while.
• Konan told Katsuo that Minato had sent sword manuals and weapons from the Miyamoto Family, and Katsuo marked their heirloom White Longsword before studying the manuals beside her.

Katsuo confronted the masked man in a cave and revealed that he knew the man was Uchiha Obito. Obito’s Kamui let him evade Katsuo’s attack, leaving them poised for a fight.

• Katsuo sensed Kisame’s Flying Thunder God mark, and Kisame reported that Uchiha Obito was hiding in a cave.
• Katsuo entered the cave and demanded that the masked man return something he had taken.
• The masked man claimed to be Uchiha Madara, but Katsuo mocked him for pretending they had never met.
• Katsuo attacked Obito’s eye, but his hand passed through because Obito’s seal had been removed and Kamui made him intangible.
• Obito mocked Katsuo and avoided looking at his right eye, while Katsuo accused him of hiding behind a mask and called him Uchiha Obito.

Uchiha Katsuo confronted Masked Obito, exposed his identity, and revealed that he had arranged Rin’s death to provoke him. Obito attacked and tried to absorb Katsuo, but Katsuo countered with a strike aimed at his throat.

• Katsuo identified Masked Obito as Uchiha Obito and attacked him, but Obito evaded the blows with Kamui’s phasing.
• Katsuo baited Obito into attacking at close range, but Obito phased through him again.
• Katsuo told Obito that Rin had become the Three-Tails’ jinchuriki and claimed responsibility for the events that led to her death.
• Obito attacked Katsuo with Wood Release, but both fighters’ strikes passed through each other as Obito used Phasing.
• Obito seized an opening and began absorbing Katsuo, but Katsuo vanished and thrust a hand toward Obito’s throat, prompting Obito to use Kamui.

Katsuo trapped Uchiha Obito with a Fire Truth-Seeking Orb and waited out his Kamui Phasing before killing him. He then removed Obito’s remaining eye, reclaiming both of his eyes.

• Katsuo severed Obito’s windpipe with a Body Flicker Backhand Slash, then kept a Fire Truth-Seeking Orb close to him to block his escape.
• Obito’s Hashirama Cells healed his throat, but he could neither evade the orb nor attack without becoming vulnerable to it.
• Obito tried the Body Flicker Technique, but Katsuo intercepted him and continued waiting as Obito’s Phasing lasted for ten minutes.
• Katsuo told Obito that the Eye of the Moon Plan was a scam and that both Obito and Uchiha Madara were pawns.
• When Obito’s Phasing ended, he activated Izanagi, but Katsuo crushed his forehead and killed him.
• Katsuo removed Obito’s mask and took out his remaining open eye.

Katsuo absorbed his father's Mangekyō Sharingan and awakened a Six Tomoe Rinnegan, then celebrated the power boost with Mikoto. On the final day of the Demon God's deadline, the Land of Earth failed to provide the Four-Tails Jinchuriki, and a representative unexpectedly offered to submit Iwagakure and the daimyo to Konoha and Katsuo.

• Katsuo absorbed the pair of Mangekyō Sharingan and awakened a Six Tomoe Rinnegan, greatly increasing his Sage Chakra and power.
• Katsuo showed Mikoto his new eyes, and she asked again about having children after his Rinnegan awakening.
• On the deadline's final day, the Land of Wind appeased the Demon God with Shukaku and an unfinished forbidden technique, while the Land of Waterfall brought Chōmei's Jinchuriki.
• Kitsuchi apologized for failing to capture Roshi and brought only the Five-Tails Jinchuriki to Konoha.
• A Land of Earth ninja knelt before Katsuo and offered to make Iwagakure and the daimyo submit to Konoha, shocking Kitsuchi, Katsuo, and Minato Namikaze.

Katsuo accepted the Land of Earth’s submission and ordered Iwagakure to find the Four-Tails Jinchuriki, while giving the Land of Water one month to locate the missing Six-Tails Jinchuriki. The Land of Water’s envoys left with orders to submit formally, and Mei Terumi was humiliated by an offer to make her Katsuo’s concubine.

• Kitsuchi presented a scroll containing Dust Release to Katsuo, who ordered Iwagakure to find and capture the Four-Tails Jinchuriki with Kisame Hoshigaki’s help.
• Katsuo dismissed the Land of Earth delegation and rebuked the Land of Water envoys for seeking help despite the Three-Tails’ death and the Six-Tails Jinchuriki’s desertion.
• An elderly Land of Water official said the Daimyo would submit and offered to give Katsuo his granddaughter, Mei Terumi, as a concubine.
• Katsuo refused the offer and gave the Land of Water one month to find the Six-Tails Jinchuriki, warning that he would otherwise visit and purge Kirigakure’s useless forces.
• Katsuo ordered the Land of Water to send a formal letter of submission as a vassal state, and its delegation agreed to leave.

Mei Terumi learned from Genji that Kirigakure had no hope of resisting the Demon God, and that he had once proposed she become the Demon God’s concubine. Katsuo then heard the last wishes of the Five-Tails and Seven-Tails Jinchuriki before taking the tailed beasts within them.

• Mei Terumi angrily confronted Genji over his treating her as a bargaining chip, and he explained that Kirigakure was powerless against the Demon God.
• Genji revealed that the Demon God had killed the Seven Ninja Swordsmen of the Mist after seeing that they would threaten his brother, and he believed the man could foresee the future.
• Genji told Mei Terumi that he had proposed she become the Demon God’s concubine to secure the Land of Water’s standing, and suggested the Demon God’s rejection might not be final.
• Katsuo and Minato visited the bound Five-Tails and Seven-Tails Jinchuriki, and Katsuo said he would take the tailed beasts within them.
• The Five-Tails Jinchuriki asked Katsuo to spare the Land of Earth, and Katsuo promised it would survive as long as it did not provoke him.
• The Seven-Tails Jinchuriki asked Katsuo to destroy the Land of Waterfall or bury Takigakure with him, then asked him to return his body to Takigakure; Katsuo refused the first request and agreed to the second.

Katsuo captured the Five-Tails and Seven-Tails, while Uchiha Madara was revived through Impure World Reincarnation after Obito’s disappearance. Madara learned that Katsuo was suspected of killing Obito and prepared to confirm it by reincarnating him.

• Katsuo used his Mangekyo technique to damage the Five-Tails’ and Seven-Tails’ consciousness, then sealed both beasts inside the Ten-Tails.
• Katsuo ordered Minato to return the Jinchuriki corpses to their villages and asked about his Sage Mode training.
• Black Zetsu and White Zetsu revived Uchiha Madara with the contingency plan after Obito failed and had been missing for seven days.
• Madara ordered Black Zetsu to monitor Nagato and questioned White Zetsu about Obito’s disappearance and Kisame’s allegiance to Katsuo.
• Madara used White Zetsu as a sacrifice for Impure World Reincarnation, and the body transformed into Uchiha Obito.

Uchiha Madara pulled Obito's soul back from the Pure Land and tried to force him to reveal how he died. Obito resisted until Madara threatened him with eternal torment, then agreed and explained that Uchiha Katsuo had killed him and taken the blame for Rin's death.

• Madara revived Obito's soul, and Obito realized he had no memories of the Pure Land after seeing Rin.
• Obito refused to answer Madara's questions, so Madara restrained him and used the Human Path to seize his soul.
• Madara threatened to search Obito's soul and trap him in the Naraka Path without Rin, forcing Obito to give in.
• Obito told Madara that Katsuo had killed him and explained why Katsuo had taken the blame for Rin's death.

Uchiha Madara learned that Uchiha Katsuo had somehow anticipated his plans and decided to accelerate the hunt for the tailed beasts. After leaving seclusion, Katsuo rewarded Mikoto, Konan, and Kushina by teaching them to fly on swords.

• Uchiha Madara searched Obito's memories, confirmed his account, and concluded that Uchiha Katsuo could see people's thoughts or the future.
• Uchiha Madara ordered Obito and White Zetsu to investigate the other tailed beasts outside the Land of Fire and decided to move ahead of schedule.
• Katsuo emerged from seclusion and waited for Mikoto, Konan, and Kushina to finish their senjutsu training.
• Katsuo took the three women flying on swords, and they learned to steer their blades through the sky.
• Katsuo and the three women flew across the landscape and watched the sunset from high above.

Katsuo discovered that his power made it difficult for Mikoto, Kushina, and Konan to conceive, but after seven days in seclusion with Mikoto, he helped her become pregnant. He then learned that the search for the Four-Tails had stalled and Kirigakure’s hunters had been massacred, leading him to suspect Nagato Uzumaki was pursuing the Tailed Beasts.

• Katsuo found no signs of pregnancy in Mikoto, Kushina, or Konan and concluded his powerful bloodline made conception difficult.
• Katsuo carried Mikoto to her bedroom and spent seven days in seclusion with her, after which she became pregnant.
• Katsuo took Mikoto to the dining hall, where Kushina and Konan prepared food for her, and learned that Orochimaru and Minato had sought him.
• Minato told Katsuo that Iwagakure had lost Roshi’s trail and Kirigakure’s elite shinobi had been killed while searching for the Six-Tails.
• Katsuo suspected Nagato Uzumaki was behind the attacks and ordered Minato to investigate the killings and locate the red-haired Rinnegan wielder.

Katsuo visited Orochimaru, received Dragon Serpent Blood and armor made from the creature’s scales, and strengthened the clones of his parents with his Sage Blood and Yang Release Truth-Seeking Orb. He revealed his evolved Rinnegan to Orochimaru, who wondered how far Katsuo’s power would ultimately grow.

• Orochimaru gave Katsuo purified Dragon Serpent Blood, and Katsuo took ten vials despite denying he needed its virility-enhancing effects.
• Orochimaru presented Katsuo with black armor made from the Dragon Serpent’s three reverse scales and offered to make more armor from its other scales.
• Katsuo poured his Sage Blood into the nutrient tank holding his parents’ cellular clones and placed his Yang Release Truth-Seeking Orb inside them to speed their development.
• Katsuo said he wanted his parents revived soon so they could learn he was about to marry and have children, and Orochimaru estimated their internal organs would be ready in about a year.
• Katsuo showed Orochimaru his evolved Rinnegan and explained that it had developed from his Mangekyo Sharingan, leaving Orochimaru astonished by his power.

Katsuo failed to reanimate Uchiha Madara, who had already been brought back by Black Zetsu, and instead took control of Miyamoto Buyō. After spending time with Might Guy and Kakashi, Katsuo returned home to care for his pregnant wife, Uchiha Mikoto.

• Katsuo's attempt to use Impure World Reincarnation on Uchiha Madara failed because Madara's soul was already in another body.
• In the Land of Lightning, Uchiha Madara sealed the rampaging Two-Tails Matatabi into the Demonic Statue of the Outer Path and ordered White Zetsu to search for Konoha's remaining tailed beasts.
• After giving up on Madara, Katsuo reanimated Miyamoto Buyō and suppressed his consciousness, impressing Orochimaru with his connection to the Land of Fire Daimyo's Residence.
• Might Guy and Kakashi visited Katsuo, and he healed Guy before inviting both men to join him for a morning run.
• Katsuo returned home to spend time with his wives and care for the pregnant Uchiha Mikoto.

Katsuo and Mikoto waited as their unusually slow-growing Sage Embryo continued gestating, while Sasuke Uchiha and Naruto Namikaze were born. The chapter ended with a masked man attacking Naruto’s birthplace and Konoha coming under assault.

• Katsuo reassured Mikoto that their slowly growing child was healthy and used mental sharing to let her sense him.
• Michiko Uchiha gave birth to Sasuke Uchiha, while Katsuo predicted that Mikoto’s Sage Embryo might take another year or two to gestate.
• Minato asked Kushina to help suppress the Nine-Tails as Uzumaki Keiga went into labor, and Katsuo promised to watch over Konoha.
• Kushina went to help Keiga, and Naruto Namikaze was born outside Konoha that night.
• A masked man seized Naruto and threatened the people nearby, then threw him into the air with explosive tags hidden in his swaddling cloth.
• Minato rescued Naruto with the Flying Thunder God Technique and returned to Konoha, where he heard the sounds of battle.

Katsuo defended Konoha from Pain’s attack, then confronted Reanimated Madara after Kushina told him Keiga had been taken. Their battle began with Katsuo overwhelming Madara’s Susanoo and striking him back, while Madara’s poisonous forest engulfed Katsuo.

• Katsuo sensed enemies entering Konoha, protected his villa, and redirected Pain’s incoming shells into the sky.
• Katsuo repelled Deva Path Pain with Shinra Tensei and destroyed the Six Paths of Pain with Kamui.
• Kushina told Katsuo that Keiga had been taken, and Katsuo placed Kushina inside his Kamui Dimension before facing Reanimated Madara.
• Madara summoned his Complete Body Susanoo, but Katsuo twisted it apart with Kamui and sent Madara flying with a punch.
• Madara used Wood Release: Flower Tree World Advent to engulf Katsuo, then released poisonous pollen from the forest’s flowers.