Vol. 6The Federation’s Rising Power

Mo Li won the arena battle, strengthened the Federation through an alliance and a labyrinth, and gained powerful new allies as Rimuru confronted a conspiracy. The volume ended with Guizhong’s Thousand Rock Army arriving and Mo Li beginning to explain why the Primordials served him.

  • Mo Li battled Velgrend, Rudra, and Guy in the sealed arena, but a pale golden figure fell before the fight had a winner.
  • Mo Li, Guy, and Rudra fought together in a chaotic melee until Velzard insisted the battle needed a winner.
  • Mo Li defeated Guy and Rudra, spared Rudra at Chii’s request, and freed Velgrend to return to her own time.
  • Rimuru secured funding and an alliance with Emesia while he and Emesia suspected someone had engineered the Federation’s financial crisis.
  • Rimuru presented the hundred-floor labyrinth, managed the Federation’s affairs, and watched powerful fighters challenge its guardians.
  • Mo Li oversaw Azhdaha’s evolution into the Complete Dragon Rock Dragon King, who gained the Ultimate Skill [King of Earth].
  • Rimuru defeated the council conspirators and later helped restore the Chaos Dragon as the fifth True Dragon, Velgaia.
  • Guizhong brought the Thousand Rock Army to Mo Li, who assigned soldiers and the Gui Zhong Machine to Benimaru and began explaining the Primordials’ service.
Chapters 501–600 Read from Ch. 501

Arc 21Morax’s Arena Challenge

Mo Li trapped Velgrend and Rudra in his barrier, defeated them, and fought Guy when Guy intervened. The battle escalated into a three-way clash among Mo Li, Guy, and Rudra, but a pale golden figure fell into the arena before a winner was decided.

  • Mo Li sealed the arena, challenged Velgrend, and battled her with his weapons and powers until she revealed her True Dragon form.
  • Mo Li transformed into a dark-golden dragon and defeated Velgrend, then killed her as Rudra awakened within Honjo Masayuki.
  • Rudra challenged Mo Li, but Mo Li overwhelmed him and sealed the revived Velgrend beneath six stone pillars.
  • Guy intervened to stop Mo Li from striking Rudra, and Mo Li broke Guy’s sword before declaring that Guy would fight alongside Rudra against him.
  • Mo Li activated tenfold Deification and fought Guy and Rudra, who joined forces against him as the arena and its barrier shook.
  • Mo Li, Guy, and Rudra traded powerful attacks before agreeing to settle their battle through martial skill, with Guy wielding World and Mo Li wielding Piercing Rainbow.
  • Rudra formed a Light Sword and joined Guy and Mo Li in a chaotic melee, injuring all three as Rimuru held Milim back.
  • Velzard declared that the fight needed a winner, and a pale golden figure fell from the sky into the arena.
Chapters 501–52525 summaries Read

Arc 22The Tournament’s Aftermath

Mo Li defeated Guy and Rudra, then helped Rimuru bring the tournament to a close and secure funds for the Federation. The Magic Dynasty and the Demon Country Federation formed an alliance as Mo Li and Rimuru suspected the Federation’s financial crisis had been engineered.

  • Rudra fell first, and Mo Li overwhelmed Guy after activating Territory Contract, knocking the World from his hand and sending him beyond the Jura Great Forest.
  • Mo Li spared Rudra at Chii’s request, freed Velgrend, and watched Rudra become Honjo Masayuki as Velgrend returned to her own time.
  • Spectators recognized Mo Li as the strongest Demon King, while Emesia and Hinata resolved to respond to his strength in their own ways.
  • Mo Li restored the arena, and Old Man White won the tournament after Diablo and Xiao forfeited and Honjo Masayuki remained unconscious.
  • At the banquet, Mo Li spoke with the children as Chloe admitted to Rimuru that she disliked him, while Guy later joined Mo Li and tried to draw close to him.
  • Momol reported that the Federation lacked usable gold, so Rimuru secured funding from Dovagon and Emesia after Mo Li offered Emesia a favor.
  • Emesia used her favor to establish an alliance between the Magic Dynasty and the Demon Country Federation, while Guy failed to obtain a favor from Mo Li.
  • Rimuru and Emesia finalized the alliance and suspected the Federation’s economic crisis had been planned to make it owe someone a favor.
Chapters 526–55025 summaries Read

Arc 23The Labyrinth and Azhdaha’s Awakening

Rimuru presented the Great Underground Labyrinth, handled the Federation’s post-festival affairs, and watched its challenges draw powerful fighters. As Rimuru left for the Western Council Meeting, Mo Li oversaw Azhdaha’s evolution into a Complete Dragon.

  • At the Founding Festival, Rimuru and Mo Li introduced the hundred-floor labyrinth, whose top guardians were Veldora and Azhdaha, and ended the festival with a banquet.
  • After the festival, Rimuru paid the merchants demanding repayment, blacklisted them, and agreed on cooperation with allied leaders while revealing the labyrinth’s rewards.
  • Rimuru improved the labyrinth with guidance, safety features, progress-saving tools, and prizes, then approved Diablo’s plan to recruit more than a thousand demon subordinates.
  • Hinata challenged the labyrinth and defeated its guardians through the eightieth floor, but Xiao defeated her on the ninetieth after first overcoming the Holy Knights.
  • Rimuru and her companions entered the labyrinth using alternate bodies, defeated Green Chaos, and continued challenging adventurers until Shuna caught Rimuru playing there.
  • Momol reported that the Council had invited Rimuru and Morax to discuss Federation membership, while Mo Li stayed behind to oversee Azhdaha’s awakening.
  • As Rimuru departed for the Western Council Meeting, Mo Li gave Azhdaha one hundred thousand human souls, and Guizhong sent him additional power during his evolution.
  • Azhdaha evolved into the Complete Dragon Rock Dragon King, gained the Ultimate Skill [King of Earth], and his named dragon lizards awoke stronger after receiving the World Voice’s blessing.
Chapters 551–57525 summaries Read

Arc 24The Thousand Rock Army

Rimuru faced a conspiracy against the Demon Country Federation while Mo Li gained three Primordial demon subordinates and helped create Velgaia. Guizhong returned with the Thousand Rock Army, and Mo Li began explaining the Primordials’ presence to her.

  • Azhdaha awakened as a Complete Dragon, but Mo Li stopped Veldora from fighting him and defeated him himself.
  • Rimuru exposed a plot at the council, defeated its attackers with her companions, and devoured Elrick, Gama, Rayner, and Gai after rejecting the Silverion Kingdom’s threats.
  • Rimuru’s expedition encountered the Chaos Dragon, which Azhdaha subdued, and Rimuru and Milim restored it as the fifth True Dragon, Velgaia.
  • Diablo returned from the underworld with Testarossa, Ultima, and Carrera, who chose to serve Mo Li, while Rimuru took in the remaining demons.
  • Guizhong arrived with Ping’er, Ganyu, and three thousand Thousand Rock soldiers, and Mo Li accepted the army she had built for him.
  • Guizhong revealed that her forces included nine thousand soldiers and a Gui Zhong Machine capable of hunting Demon Lords, then gave Benimaru three thousand soldiers and the machine.
  • Mo Li sent Testarossa, Ultima, and Carrera to ask Rimuru for work, and Guizhong wondered why the Primordials obeyed him as he began to explain.
Chapters 576–60025 summaries Read
Volume 6 of 13