Arc 15Walpurgis and the Mortal Realm Pot

Rimuru went to Walpurgis to confront Clayman, but the banquet turned into a battle after Chi Yi revealed Ari’s spear and Milim learned of Ari’s death. Guy and Milim began fighting in Mo Li’s pocket realm while Rimuru’s allies joined the struggle, leaving the confrontation escalating.

  • Mo Li told Leon that Kronoa was Chloe and warned Guy to prepare for the Eastern Empire’s campaign and the final stage of his wager with Rudra.
  • Rimuru hosted visiting leaders in Tempest, revealed that Veldora had revived, and learned from Ramiris that Clayman was convening Walpurgis and sending forces toward Tempest.
  • Rimuru brought Diablo and Xiao to Walpurgis, where Clayman accused her of conspiring with Carrion, then sent Milim to fight her and assigned his own opponents to Diablo and Xiao.
  • Rimuru summoned Veldora to restrain Milim, while Diablo defeated Clayman and Rimuru discovered that Milim was not controlled, before Rimuru could devour Clayman, Chi Yi rescued him.
  • Chi Yi showed Rimuru Mo Li’s Piercing Rainbow Spear and claimed Ari was dead, prompting Rimuru and Veldora to turn against Guy and Milim to confront Chi Yi over Ari’s death.
  • Mo Li gave Guy the Mortal Realm Pot, and Guy moved the gathering into its reinforced pocket realm before accepting Milim’s challenge.
  • Milim attacked Guy with [King of Wrath] while Rimuru coordinated Veldora and Ruotuo’s assault, and Mo Li stabilized the pocket realm as Guy fought back.
  • Guy drove Milim back, struck Veldora and Ruotuo away, and answered Milim’s Dragon Star Diffusion Blast with All Phenomena of the World.
Chapters 351–375 Vol. 4 Read

Ch. 351Poor Leon; A Game That Lasted Ten Thousand Years

Mo Li told Leon that Chloe was connected to the Hero Kronoa, but that she would not appear for another year or two. After Leon left, Mo Li warned Guy that the Empire would soon march east and that Guy’s ten-thousand-year wager with Rudra was nearing its final stage.

  • Mo Li told Leon that Kronoa was Chloe, and Guy realized the connection involved time.
  • Mo Li said Leon could not find Chloe yet, but she would appear within a year or two.
  • Leon thanked Mo Li, promised to repay the favor, and left the White Ice Palace.
  • Guy and Velzard asked Mo Li about Kronoa, and he answered only that it involved time.
  • Mo Li warned Guy to prepare for the Empire’s coming eastern campaign and the final stage of his wager with Rudra.

Ch. 352A Warning for Guy; Mo Li the Riddler

Mo Li warned Guy that he would protect Tempest from the Eastern Empire and questioned whether the ruler there was truly Rudra. Guy and Velzard were left wondering what Mo Li knew about the Empire and the wager.

  • Mo Li reminded Guy that his role as Mediator depended on the safety of those he wanted to protect, and warned him not to let either side threaten them.
  • Mo Li said he might intervene if the Eastern Empire threatened Tempest, making Guy realize that Mo Li’s involvement could decide his wager with Rudra.
  • Velzard considered that Velgrend might not be able to defeat Mo Li if Rudra did not act himself.
  • Mo Li asked Guy whether the person on the Eastern Empire’s throne was really still Rudra, then left without explaining further.
  • Guy and Velzard wondered what had happened in the Eastern Empire, while Raine and Misari watched without understanding the conversation.

Ch. 353Veldora the Storm Dragon; Everyone's Shock

Rimuru hosted Tempest’s largest meeting with foreign leaders, but the gathering was interrupted when Veldora and Azhdaha arrived late. After Azhdaha introduced Veldora as the Storm Dragon, the guests were stunned, and Fitts fainted.

  • Shuna introduced Tempest’s representatives and the visiting leaders from Dwargon, Sallion, the Beast Kingdom, and Blumund.
  • Rimuru learned that Veldora and Azhdaha were delayed because Azhdaha was changing Veldora’s outfit.
  • Veldora and Azhdaha arrived at the pavilion, where Dovagon greeted Azhdaha and Elado asked who the two newcomers were.
  • Azhdaha introduced Veldora as an ordinary True Dragon and mocked his status, prompting Veldora to declare himself the Storm Dragon.
  • Fitts fainted after recognizing Veldora, and Elaine confirmed that she had collapsed.

Ch. 354The Two Dragons Who Couldn't Stand Each Other; True Dragon and Demon Lord

Azhdaha and Veldora fought until Rimuru pulled them apart, while Hero King Dovagon and Grand Duke Elado questioned her about Veldora’s revival and the Kingdom of Falmes. Rimuru refused to discuss diplomacy with the Magic Dynasty, and the chapter ended when a familiar golden fairy smacked against the pavilion’s glass ceiling.

  • Azhdaha mocked Veldora, and the two Dragon Kings began wrestling until Rimuru separated and scolded them.
  • Elado asked whether Veldora had truly revived, and Rimuru confirmed his identity.
  • Rimuru admitted that she had personally slaughtered the Kingdom of Falmes’ twenty thousand troops because she had decided to become a Demon Lord.
  • Rimuru told Dovagon and Elado that Veldora’s revival did not need to be concealed, then refused to establish diplomatic relations with the Magic Dynasty or explain herself to Elado.
  • Dovagon stopped Elado from pressing Rimuru, and Elaine told her father to be quiet.
  • A familiar voice called Rimuru’s name, and a little golden fairy struck the pavilion’s glass ceiling.

Ch. 355'Labyrinth Fairy' Ramiris; the Unlucky Fairy

Ramiris arrived in Tempest warning Rimuru that the country would be destroyed, but she fainted after seeing Brother Azhdaha and then Veldora. She was left unconscious on Veldora while the gathering watched.

  • Ramiris warned Rimuru that Tempest was going to be destroyed, but Diablo briefly mistook her warning for a baseless rumor and grabbed her.
  • Rimuru introduced Ramiris to Hero King Dovagon, who was unimpressed after learning Veldora had been resurrected.
  • Ramiris bragged that Veldora was weak and that she could knock him flat with one punch.
  • Brother Azhdaha revealed his terrifying true form, and Ramiris fainted into Rimuru's palm.
  • Brother Azhdaha handed Ramiris to Veldora, and she fainted again after recognizing him.

Ch. 356Prelude to the Demon Lord Banquet; Everyone's Terror

Ramiris warned Rimuru that Clayman had convened Walpurgis to challenge her claim to being a Demon Lord, and Rimuru learned that Guy would attend. The chapter ended with Rimuru declaring that she would wage war on Guy and kill him.

  • Ramiris woke up, greeted Beretta, and told Rimuru that Tempest was going to be destroyed.
  • Ramiris explained that Clayman had joined Freya and Milim to convene Walpurgis, ostensibly to judge Rimuru’s claim to Demon Lord status.
  • Ramiris said Clayman had also accused Carrion of betraying the Demon Lords and Rimuru of killing one of his subordinates.
  • Rimuru learned that all the Demon Lords, including Guy, would attend, while Veldora and Wakato reacted by releasing terrifying auras.
  • Rimuru declared that she would wage war on Guy and kill him.

Ch. 357Ramiris's Objection; The Lineup That Shocked Her

Rimuru declared that she would go to war with Guy to avenge Morax, and Veldora, Azhdaha, and Diablo pledged to support her. She resolved to deal with Clayman first and asked Ramiris when the Demon Lord Banquet would take place.

  • Rimuru told Ramiris and the gathered leaders that she intended to kill Guy to avenge the person most important to her.
  • Rimuru named Morax as the person Guy had killed, and Veldora, Azhdaha, and Diablo each pledged to fight alongside her.
  • Ramiris reconsidered Rimuru's chances after recognizing the power of her allies, though she worried about what would happen if Rimuru lost.
  • Rimuru said they needed to deal with Clayman first and that she wanted to bring Milim over to her side.
  • Rimuru asked Ramiris when the Demon Lord Banquet would be held, and Ramiris answered that it was probably three days away.

Ch. 358Problems Solved; Preparations for the Demon Lord Banquet Begin

Rimuru learned that Clayman was preparing to attack Tempest and arranged to attend the Demon Lord Banquet with Diablo and Xiao as her attendants. After making plans to repel Clayman’s forces, she began preparations for the banquet.

  • Ramiris told Rimuru that Clayman had sent majin to march on Tempest and explained the Demon Lords’ limit of two attendants each.
  • Veldora offered to be summoned through Rimuru’s Storm Dragon Summoning, and Azhdaha gave her his Origin Dragon Ball so he could also be summoned.
  • Rimuru decided that Diablo and Xiao would accompany her to the Demon Lord Banquet as her two attendants.
  • Rimuru hosted Hero King Dovagon, Grand Duke Elado, and Fitts before they returned to their territories.
  • Rimuru, Tempest, and the Three Beast Warriors prepared a battle plan against Clayman’s forces, and Rimuru announced that preparations for the Demon Lord Banquet would begin.

Ch. 359White Ice Dragon Velzard; The Demon Lord Banquet Begins

Mo Li, Guy, and Velzard prepared to attend the Demon Lord Banquet, while Rimuru and Tempest’s forces readied a plan to confront Guy over Morax’s death. As an unfamiliar aura arrived to fetch them, Rimuru and her allies prepared to leave for the banquet.

  • Mo Li declined Guy’s offer to attend the Demon Lord Banquet together and said he would arrive later.
  • Mo Li invited Velzard to see Veldora, and she agreed to accompany him and Guy.
  • Benimaru and Tempest’s commanders prepared their armies while Rimuru waited with Diablo, Xiao, Azhdaha, Veldora, and Ramiris.
  • Veldora and Azhdaha tried to reassure Rimuru and cautioned her not to let anger cloud her judgment.
  • An unfamiliar magicule aura appeared, and Ramiris said the person had arrived to fetch them.

Ch. 360Misari's Surprise; Rimuru's First Meeting with Guy

Rimuru and her companions entered the Demon Lord Banquet, where she confronted Guy with hostility over Ari’s death. Guy took an interest in Rimuru and prepared to test her strength while Mo Li and Velzard watched from another space.

  • Misari arrived to escort Rimuru and Ramiris to the banquet, and she was startled to find Diablo with them.
  • Rimuru and Veldora briefly released oppressive auras, then withdrew them before Misari led the group through the gate.
  • Rimuru reached the banquet hall and sat opposite Guy, whom she suspected of killing Ari.
  • Guy sensed Rimuru’s killing intent, opened his eyes, and considered testing her strength.
  • Mo Li watched Rimuru from another space, while Velzard remarked on her boldness.

Ch. 361The Demon Lords Assemble; Clayman Incurs Public Wrath

At the Demon Lord Banquet, Rimuru restrained her hostility toward Guy while more Demon Lords arrived. When Clayman struck Milim, Rimuru, Velzard, and Mo Li reacted with anger, leaving Clayman in danger of facing their wrath.

  • Ramiris warned Rimuru not to act impulsively, then got Guy to promise he would not harm Rimuru and would explain matters after the banquet.
  • Dagruel, Luminas Valentine, Dino, and Leon arrived, and Rimuru told Leon she would deal with Shizue's matter later.
  • Milim arrived with Clayman, who cursed at her and punched her in the head.
  • The Demon Lords frowned at Clayman's treatment of Milim, while Velzard unleashed freezing pressure and Mo Li considered asking Guy to spare Clayman's life.

Ch. 362Velzard's Wrath; Clayman's Performance Begins

Mo Li calmed Velzard after she realized Milim was not controlled, but Velzard and the other Demon Lords still vowed to punish Clayman for humiliating her. As Raine introduced the attendees and the Demon Lord Banquet began, Mo Li prepared to watch Clayman's performance.

  • Mo Li persuaded Velzard to look closely at Milim, and she realized Milim showed no signs of being controlled.
  • Velzard vowed to make Clayman suffer, while Mo Li asked Guy to keep Clayman alive when Rimuru confronted him.
  • Guy, Velzard, Mo Li, and Rimuru were all angry at Clayman, who remained smug and unaware of how many enemies he had made.
  • Clayman ordered the apparently controlled Milim to sit, and Rimuru restrained herself because she knew it was not yet time to act.
  • Raine introduced the Demon Lords and Rimuru, officially beginning the banquet, while Mo Li prepared to watch Clayman's performance.

Ch. 363A Clownish Farce; Rimuru's Dominance

At Walpurgis, Clayman accused Rimuru of conspiring against him and demanded that the Demon Lords punish her, but she rejected his claims and challenged him to a fight. The chapter ended with Velzard praising Rimuru while Mo Li watched her with a smile.

  • Clayman opened Walpurgis and accused Rimuru and Carrion of conspiring to start a war and kill his subordinate Myulan.
  • Rimuru demanded evidence, swallowed the round table with King of Gluttony, and sent Dino and Ramiris tumbling to the floor.
  • Clayman called on the other Demon Lords to punish Rimuru, but she kicked her seat past his ear and accused him of using mental control on her.
  • Rimuru declared that she would not back down and challenged Clayman to prepare to die.
  • Velzard praised Rimuru’s words and asked Mo Li whether he had once said the line she quoted; Mo Li watched Rimuru with a smile.

Ch. 364Rimuru's Arrogance; The Battle Begins

Rimuru openly challenged Guy and prepared to fight Clayman after he brought Milim under his control. The battle began with Rimuru facing Milim, Diablo facing Clayman, and Xiao facing Clayman’s fox and mechanical puppet.

  • Rimuru rejected Guy’s offer to recognize her as a Demon Lord, and Guy let her defiance pass without retaliation.
  • Clayman announced that Milim would fight Rimuru, and Rimuru vowed to defeat him and save Milim.
  • Guy expanded the hall into an arena and raised a green barrier around it.
  • Rimuru assigned Diablo to fight Clayman and Xiao to fight Clayman’s Three-tailed Fox and Mechanical Puppet, while she faced Milim herself.

Ch. 365Clayman Toyed With; Xiao Catches Guy's Attention

At the Demon Lord Banquet, Rimuru fought Milim while Diablo toyed with Clayman, and Xiao defeated Clayman’s puppet and Three-tailed Fox. Guy became intrigued by Xiao after noticing his hostility and hidden potential.

  • Guy watched Diablo with interest, while Clayman ordered Milim to kill Rimuru.
  • Milim attacked Rimuru, but his instincts and Raphael helped him keep pace until she increased her strength and their fight stalled.
  • Diablo countered Clayman’s magic and repeatedly knocked him down without finishing him, amusing Guy, Raine, and Misari.
  • Velzard recognized Diablo as The Original Black, and Mo Li said he expected Veldora to appear when Rimuru could no longer hold out.
  • Xiao defeated Clayman’s mechanical puppet and knocked the Three-tailed Fox back into her original form without taking a hit.
  • Xiao glared at Guy, who recognized his hostility and decided that the Demon Lord Banquet had become more interesting.

Ch. 366The Pitiful Clayman; the Shocked Demon Lords

Rimuru and Milim's battle continued while Diablo overwhelmed Clayman, who revealed his true power as the Joyful Clown of The Middle Clown Chain. Unable to restrain Milim or find a curse controlling her, Rimuru summoned someone whose powerful aura shocked the Demon Lords and delighted Velzard.

  • Ramiris warned Guy that the blue-haired man seemed hostile toward him, but Guy remained unconcerned as she scolded him.
  • Rimuru adapted to Milim's attack rhythm and began counterattacking while Diablo effortlessly fought Clayman.
  • Diablo knocked Clayman down and interrupted his ultimate move, prompting Clayman to reveal his four-armed form and identify himself as the Joyful Clown of The Middle Clown Chain.
  • Rimuru used [King of Wisdom] to search for a curse on Milim but found none, then decided he needed someone to hold her back.
  • Rimuru summoned a figure whose aura startled Dagruel and Luminas, excited Guy and Velzard, and drew Mo Li's attention.

Ch. 367Veldora Provokes Guy; the Battle Nears Its End

Veldora arrived and fought Milim while Rimuru freed the Three-tailed Fox from Clayman’s control. After Diablo defeated Clayman and Rimuru prepared to devour him, an unexpected event interrupted her.

  • Veldora appeared at the gathering and declared that he wanted to kill Guy, but Rimuru sent him to restrain Milim instead.
  • Veldora and Milim began fighting, while Rimuru had Raphael examine the Three-tailed Fox and remove Clayman’s curse from her.
  • Diablo defeated Clayman and demanded information about the Middle Clown Chain, but Clayman refused and called on Milim for help.
  • Rimuru told Clayman that Veldora had arrived and demanded that he remove Milim’s curse, but Milim revealed that she was not controlled.
  • Rimuru decided to kill Clayman, and Freya ignored his pleas for help as Rimuru prepared to devour him before something unexpected happened.

Ch. 368Chi Yi's Heartbreaking Blow; Rimuru's Despair and Fury

Rimuru confronted Chi Yi after he rescued Clayman, but agreed to let him keep Clayman in exchange for answers about a Demon King he had supposedly killed. When Chi Yi showed her Mo Li's Piercing Rainbow Spear, Rimuru accepted that Ari was dead and turned her grief into fury toward Chi Yi.

  • Chi Yi rescued Clayman, prompting Rimuru and the other Demon Kings to demand an explanation.
  • Diablo confronted Chi Yi, revealed his name, and warned him to respect Rimuru.
  • Rimuru agreed to let Chi Yi have Clayman if he answered her question about the Demon King killed in his territory.
  • Chi Yi claimed the Demon King had died and showed Rimuru Mo Li's Piercing Rainbow Spear.
  • Rimuru collapsed with grief, then glared at Chi Yi with hatred and fury.

Ch. 369A Terrifying Lineup; Guy's Unease

At the Demon Lord banquet, Rimuru declared a fight to the death against Guy over Ari’s death and gathered Veldora, Diablo, Xiao, and Azdaha to confront him. Milim arrived, learned that Ari was dead, and collapsed in shock as the Piercing Rainbow Spear fell from her hands.

  • Rimuru declared war on Guy, and Veldora stopped fighting Milim to join her in seeking revenge.
  • Rimuru called on Diablo and Xiao, while Guy dismissed their lineup as no match for him.
  • Rimuru activated the Origin Dragon Ball, prompting Azdaha to leave his hidden paradise and appear at the banquet.
  • Azdaha recognized the Piercing Rainbow Spear and challenged Guy, while the Demon Lords realized another formidable opponent had joined the confrontation.
  • Milim arrived, recognized Ari’s spear, and asked where Ari was; Rimuru told her Guy had killed him.
  • Milim saw Veldora and Azdaha confirm the news, trembled, and dropped the Piercing Rainbow Spear.

Ch. 370Milim's Sorrow; A Miserable Childhood

Milim learned that Chii had killed Ari and, devastated by the loss, confronted him with murderous fury. Meanwhile, Mo Li and Velzard watched from hiding as Mo Li explained Milim’s loneliness, and Velzard chose not to intervene yet.

  • Rimuru confirmed Ari’s death, and Milim broke down before demanding to know who had killed him.
  • Rimuru pointed out Chii, and Milim recognized him as the one powerful enough to have killed Ari.
  • Milim confronted Chii, grieving that he had taken away the last thing she cherished, while Chii realized how close she and Ari had been.
  • Velzard questioned Mo Li about Milim’s attachment, and Mo Li explained that he had offered her companionship and affection she had long lacked.
  • Mo Li warned Velzard that Chii might lose the coming fight, but Velzard decided to wait and watch.

Ch. 371Furious Guy; Mo Li's Preparations

Guy confronted Milim as she threatened to resume their ancient battle, while Mo Li revealed he had prepared a pocket-dimension battlefield to contain their fight. The chapter left Guy holding the battlefield artifact, ready to face Rimuru and the others without endangering the world.

  • Milim's fury reminded the Demon Lords of her seven-day battle with Guy ten thousand years earlier, and they feared her losing control again.
  • Guy secretly complained to Mo Li that the gathered lineup was far more powerful than he had expected, and Mo Li reminded him that he had warned him to prepare.
  • Guy admitted he wanted to avoid a full-power battle damaging the world, and Mo Li said he had a solution.
  • Mo Li showed Guy and Velzard a Mortal Realm Pot whose reinforced pocket dimension could withstand Calamity-class impacts.
  • Mo Li sent the Mortal Realm Pot to Guy and urged him to give the fight everything he had, while Velzard eyed the artifact eagerly.

Ch. 372An Otherworldly Battlefield; Prelude to War

Guy used Mo Li’s Mortal Realm Pot to move the Demon Lords into a pocket realm and contain Milim’s challenge. Rimuru recognized Ari’s relic and joined the others in confronting Guy, leaving both sides ready for battle.

  • Guy accepted Milim’s challenge, while Freya and Carrion recognized the immense gap between Milim and themselves.
  • Milim threatened to kill Guy and make him accompany Ari in death, alarming Ramiris and prompting Dino and Dagruel to consider intervening.
  • Guy activated the Mortal Realm Pot and transported everyone into a vast pocket realm to keep their fight from endangering the world.
  • Rimuru recognized the pot as one of Ari’s relics and angrily confronted Guy, then released his aura alongside Veldora, Azdaha, and the others.
  • Guy resisted the combined pressure and unleashed an aura matching theirs, as both sides prepared to fight.

Ch. 373Revenge Squad vs. Dark Emperor Guy (1)

As Guy and Milim began a fierce battle, Mo Li protected Freya and Carrion from the pressure spilling across the venue. Rimuru organized a coordinated assault on Guy as the fight intensified.

  • Luminas shielded Roy from the pressure, while Freya and Carrion struggled to withstand it.
  • Mo Li surrounded Freya and Carrion with a golden aura, saving them, and explained that they should not die because the conflict had started because of him.
  • Milim activated [King of Wrath] at full power and attacked Guy, who raised his copied skill to its limit and fought back.
  • Rimuru asked Raphael to devise a strategy, then assigned Veldora and Ruotuo to attack Guy while Diablo and Xiao watched for openings.
  • Rimuru used [King of Gluttony] to gather the magicules spilling from the fighters and prepare a powerful attack on Guy.

Ch. 374Avengers Squad vs. Dark Emperor Guy (2)

Guy fought Milim, Veldora, and Ruotuo while the Demon Lords watched, and Mo Li reinforced the pocket realm with the Authority of Rock. Guy remained under pressure from the attackers and from Diablo, who waited for a chance to destroy his heart core.

  • Guy fought Milim, Veldora, and Ruotuo at once, forcing the Mortal Realm Pot's pocket realm to tremble.
  • Dagruel and Luminas judged that Guy had little chance of winning, while Leon reassured Ramiris that Milim was unlikely to kill him and that Guy could not truly die as a Primordial Demon.
  • Velzard watched the battle with excitement and wanted to join the fight.
  • Mo Li used the Authority of Rock to stabilize the pocket realm and silently encouraged Guy to keep fighting.
  • Diablo watched Guy from above and searched for an opening to twist off his head and shatter his heart core.

Ch. 375Avengers Squad vs. Dark Emperor Guy (3); Guy's Nefarious Scheme

Guy stopped holding back against Milim, Veldora, and Ruotuo, overwhelming the two dragons while battling Milim. As Milim unleashed Dragon Star Diffusion Blast, Guy invoked All Phenomena of the World, leaving the watching fighters unsure what would happen next.

  • Guy, worn down by the trio’s attacks, decided to fight seriously as long as he avoided killing them.
  • Guy drove Milim back, then punched Veldora and kicked Ruotuo away when they tried to attack him together.
  • The watching Demon Lords were stunned by Guy’s strength, while Dagruel, Dino, Luminas, and Leon reconsidered the gap between him and the others.
  • Milim unleashed Dragon Star Diffusion Blast at Guy, who responded by declaring All Phenomena of the World.
Arc 15 of 49