Arc 23The Gathering at Ullanor

The Emperor returned to the Golden Throne, while Maloghurst restored Horus by sacrificing himself and Mortarion fell to Nurgle through Typhon’s betrayal. At Ullanor, Lorgar and his allies turned on Horus, and Perturabo agreed to help Ahriman search for the missing Magnus.

  • Magnus was captured and chained after the loyalist Primarchs defeated him, then placed on the Golden Throne so the Emperor could rise and face the coming war.
  • The Emperor reunited with his sons, welcomed Curze back, and vowed to kill Horus himself.
  • With Horus near death, Maloghurst used sorcery to reach his wounded soul and sacrificed himself to restore Horus, who ordered the rebel fleet to Ullanor.
  • Lorgar gathered Fulgrim and other allies, while Typhon led Mortarion and the Death Guard into the Warp and delivered them to Nurgle.
  • The rebel Legions assembled at Ullanor, where Lorgar ordered Fulgrim and Angron to attack Horus and the forces of several Legions clashed.
  • Perturabo held back his Iron Warriors as Ahriman told him Magnus was missing, and Perturabo agreed to help find their brother.
Chapters 551–575 Vol. 6 Read

Ch. 551Old Eight, I Suspect I'm an Undercover Agent

Magnus and Konrad Curze emerged into the Imperial Palace’s shadow prison, where loyalist Primarchs and the Emperor’s forces had prepared to capture Magnus. After Curze stabbed him and the others demanded his surrender, Magnus rejected them and raised his weapon against Leman Russ.

  • Magnus recognized Leman Russ among the Primarchs and urged Curze to escape while he maintained their collapsing Warp corridor.
  • The loyalist Primarchs, Custodians, and Sisters of Silence surrounded Magnus and suppressed his psychic power.
  • Curze stabbed Magnus in the kidney with Mercy and Forgiveness, revealing that he had lured Magnus into a trap.
  • Magnus threw Curze away and listened as Jaghatai Khan, Sanguinius, and Lion El'Jonson demanded that he surrender and take the Emperor’s place on the Golden Throne.
  • Magnus refused to submit and pointed his golden scimitar at Leman Russ.

Ch. 552Physics Is Reason, Swordsmanship Is Also Law

Magnus refused to surrender and used Warp power to drag the battle into the Webway, where he summoned daemons and fought the loyalist primarchs for his missing soul fragment. Leman Russ and Vulkan brought him down with the Spear of Dionysus, and the primarchs chained him.

  • Magnus drew on the Warp, broke through the Sisters of Silence’s suppression, and transported the battlefield from the Shadow Vault into the Webway.
  • Magnus restored Tizca and summoned Tzeentch’s daemons, while Lox recognized a Chaos power was manipulating them and empowering Magnus.
  • Vulkan, Lion El'Jonson, Chaghatai Khan, Sanguinius, and Leman Russ attacked Magnus, but his annihilation storm drove most of them back.
  • Vulkan endured the storm and struck Magnus, creating an opening for Leman Russ to hurl the Spear of Dionysus through Magnus’s shoulder.
  • The Spear of Dionysus scattered Tzeentch’s power, and the primarchs subdued Magnus and chained him.

Ch. 553Magnus's Tears

Leman Russ's Spear of Dionysus stripped away Tzeentch's corruption and forced Magnus to confront his guilt and his false memories of the Emperor offering forgiveness. After Lox revealed the truth about Magnus's lost soul fragment, the broken primarch was carried toward the Golden Throne.

  • Leman Russ pierced Magnus with the Spear of Dionysus, dispelling the Chaos corruption and revealing how Tzeentch had manipulated him.
  • Magnus saw the Emperor on the Golden Throne and imagined him offering forgiveness and a new Legion, but rejected the offer because he would not abandon the Thousand Sons.
  • Vulkan struck Magnus with the Burning Hand, shattering his armor and breaking him out of his delusion.
  • Lox arrived with Malcador the Sigillite and Janus, revealing that Magnus's benevolent soul fragment had begged the Emperor for forgiveness and been fused into Revuel Arvida's body.
  • Magnus broke down after learning the Emperor had never forgiven him, and the primarchs carried him toward the Golden Throne.

Ch. 554One Seat in the Golden Throne Lounge

The primarchs brought the captured Magnus to the Golden Throne, planning to use him as its psychic power source and free the Emperor. Magnus realized his fate and begged for death, but Lion El'Jonson knocked him unconscious as they prepared to proceed.

  • Lox worried that Magnus's connection to Tzeentch could endanger the Golden Throne, but Malcador explained that the Spear of Dionysus could reset Magnus's soul while remaining embedded in him.
  • Leman Russ kept the Spear of Dionysus lodged in Magnus's shoulder, preventing Chaos from exploiting its removal while the primarchs escorted their captive toward the Throne Room.
  • Valdor and more than a hundred Custodians joined the primarchs as they ascended toward the Golden Throne, hoping to free the Emperor.
  • Magnus woke, realized the primarchs intended to place him on the Golden Throne, and screamed for them to kill him.
  • Lion El'Jonson headbutted Magnus and knocked him unconscious.

Ch. 555Liberating the Emperor

Lox and the Primarchs brought Magnus to the Golden Throne so Malcador could begin exchanging him for the Emperor, while Lox steadied the throne’s Machine Spirit. The ritual began as a Warp storm gathered near Terra and the Astronomican flickered.

  • Lox ascended the Golden Throne for the third time, intending to liberate the Emperor by placing Magnus in his stead.
  • Leman Russ silenced Magnus with a bottle of Fenrisian mead as the Primarchs carried him toward the throne.
  • The Primarchs, Lox, Malcador, and Valdor reached the Emperor, who opened his eyes as his children called to him.
  • Malcador began the exchange ritual while Lox tried to keep the Golden Throne stable and the Primarchs forced Magnus beside the Emperor.
  • A Warp storm rose near Terra, and the Astronomican began to flicker.

Ch. 556The Return of the Master of Mankind

Lox and Malcador helped the Emperor break free of the Golden Throne, allowing him to face the gods of the Warp and reunite with his loyal sons. Magnus was bound to the throne in the Emperor’s place, where it began draining his psychic power and soul.

  • Lox and Malcador severed the Emperor’s connection to the Golden Throne as he struggled to rise.
  • The Emperor stood free, wielded the Emperor’s Sword, and faced the Warp gods’ fury as their forces attacked Tzeentch’s domain.
  • The Lion, Sanguinius, Dorn, Chaghatai, Leman Russ, and Vulkan knelt before the Emperor, while he exchanged a silent understanding with Lox.
  • Magnus was chained to the Golden Throne, and the Emperor’s chosen successor drove the Spear of Dionysus through one of Magnus’s hearts.
  • The Golden Throne drained Magnus until he was as thin as a skeleton, while the Emperor watched without pity.

Ch. 557The Emperor's Holy Profanity

The Emperor condemned Magnus as he suffered on the Golden Throne, while Lox accused him of regretting only the consequences of his choices. Magnus was subdued as a power source, and the Emperor and the Primarchs returned to the Imperial Palace to prepare for the final battle against Horus.

  • The Emperor angrily reminded Magnus of his warnings about the Warp and rebuked him for his arrogance and failures.
  • Magnus admitted he had been foolish and begged his father and brothers for forgiveness.
  • Lox accused Magnus of regretting that he had been caught rather than regretting his crimes, including the ritual sorcery used by his sons.
  • The Spear of the Wine God suppressed the corrupted portion of Magnus's soul, leaving him to power the Golden Throne.
  • Vulkan vanished into the Golden Throne's shadows to continue his duty, while the Emperor led the Primarchs and defenders back to the Imperial Palace to plan against Horus.

Ch. 558Human Succubus

The Emperor left the Golden Throne and returned to the Imperial Palace, where he thanked Malcador for bearing the empire’s burdens. As Lox and Sanguinius reflected on the Emperor’s cold relationship with his sons, the Emperor turned his winning smile on Sanguinius, who recognized it as a way to make troublesome people comply.

  • The Custodes and the flame-wreathed warriors in the Webway learned that the Emperor had returned, and their renewed resolve drove them to fight the daemons with greater fury.
  • The Emperor embraced Malcador and praised his sacrifice, leaving the Imperial Chancellor unable to voice his plans to relinquish his authority.
  • Lox tried to take a feather from Sanguinius, who instead gave him one from his wing.
  • Lox told Sanguinius that the Emperor’s failure to express affection had helped drive his sons toward rebellion, and Sanguinius agreed.
  • The Emperor praised Sanguinius for his hard work, and Sanguinius recognized his smile as the kind of charm he used to silence troublesome people.

Ch. 559How to Be a Father

Lox pushed the Emperor to face his sons with affection and honest words. The Emperor embraced and reassured the primarchs, welcoming Konrad Curze back into the Imperium.

  • Jaghatai Khan defended the Emperor’s choices, startling Lox and Sanguinius, while Lox called on the Emperor to stop avoiding his sons.
  • The Emperor embraced Sanguinius and reassured him that he need not hide his wings or feel ashamed.
  • The Emperor praised Sanguinius as Emperor of the Second Imperium, then embraced Lion El'Jonson and affirmed his loyalty.
  • Leman Russ rushed to embrace the Emperor, and Jaghatai Khan and Dorn also received his affection and praise.
  • The Emperor embraced Konrad Curze, encouraged him to face and correct his mistakes, and welcomed him back into the Imperium.

Ch. 560The Emperor's Wish

Lox spoke with Neos after the Emperor’s reunion with his children, and learned why the Emperor believed humanity had to become strong enough to resist Chaos without relying on a savior. The Emperor remained determined to face Horus and kill him, even after being freed from the Golden Throne.

  • After the family gathering, Neos withdrew to a quiet corner, and Lox teased him about how exhausted he looked.
  • Neos explained that the Warp and the Chaos Gods threatened many universes and could return as long as intelligent life existed.
  • The Emperor told Lox that humanity’s dependence on him made its hope fragile, but that he could not step aside before humanity was ready to struggle for itself.
  • Lox recognized the Emperor’s ambition and acknowledged his human feelings, while the Emperor said he would give everything to protect humanity.
  • The Emperor vowed to face Horus’s challenge and kill him himself for the humanity he loved.

Ch. 561The Chaotic Four Kings Council

After Horus collapsed from a reopened wound at Beta-Garmon, the Sons of Horus struggled to keep his condition secret and feared their faction would fracture without him. As his followers failed to stop his bleeding, Maloghurst resolved to save his master at any cost.

  • The surviving rebel forces headed for Ullanor, while Horus remained unconscious aboard the Vengeful Spirit.
  • Aximand ordered the execution of witnesses to Horus's collapse to prevent news of his condition from spreading.
  • Aximand, Abaddon, Fafnir Rann, and Maloghurst gathered around Horus as the Apothecaries failed to stop his hemorrhage.
  • Abaddon admitted he had no solution, and the Sons of Horus lamented that Sejanus was dead and Loken had sided with the Emperor.
  • Maloghurst silently vowed to save Horus, no matter the cost.

Ch. 562Erebus

Maloghurst secretly contacted Erebus and Lorgar to seek a way to save Horus, who was resisting the Chaos Gods. He accepted a cursed ritual dagger and resolved to act before the Legions gathered at Ullanor.

  • Maloghurst left the court of the Vengeful Spirit and entered his private ritual chamber.
  • He used sacrifices and sorcery to contact Erebus aboard the Fidelitas Lex.
  • Erebus and Lorgar told Maloghurst that Horus’s resistance stemmed from a kind fragment of his soul split off by the Dionysian Spear.
  • Erebus urged Maloghurst to make Horus submit fully to the Chaos Gods and warned that the Legions would soon gather at Ullanor.
  • Maloghurst took the ritual dagger Erebus sent and made his decision.

Ch. 563What Can I Use to Save You?

Maloghurst attempted to save the comatose Horus by using a Word Bearers ritual to enter the Warp and find his soul fragments. He accepted the daemon Amarok’s offer to guide him to Horus, surrendering his soul in exchange.

  • Lorgar declared that he would take Horus’s place whether Horus awakened or remained asleep.
  • Maloghurst sent the Justaerin away and spent six hours beside Horus, who remained unresponsive.
  • Maloghurst performed a sorcerous ritual around Horus and used a ritual dagger to kill himself, sending his soul into the Warp.
  • The ritual guided Maloghurst to Amarok, who offered to take him to Horus’s soul in exchange for his soul.
  • Maloghurst accepted Amarok’s terms, and the daemon agreed to lead him to Horus.

Ch. 564Truth and Falsehood

Maloghurst forced Amarok to guide him through the Warp in search of Horus's soul fragments, then found himself witnessing Horus's triumphant victory at Ullanor. He recognized the vision as false, but it left him facing the memory of his master's greatest moment while the real Horus still bled upon the throne.

  • Maloghurst stabbed Amarok with a ritual dagger and threatened to kill it unless it led him to Horus's soul fragments.
  • Amarok accepted Maloghurst's oath sworn in the name of The Empyrean and guided him through the Warp.
  • Maloghurst followed the scents of dust, gunpowder, and blood until he heard Horus's voice and saw him in ivory-white armor.
  • Maloghurst recognized the scene as Ullanor, where Horus and the Luna Wolves celebrated their victory over the Greenskin Orks.
  • Maloghurst remembered that the real Horus was still bleeding upon the throne and resolved to expose the false vision.

Ch. 565A Blade of Flesh

Maloghurst entered Horus's fractured soul and destroyed the fragment that resisted the Chaos Gods, allowing Horus to awaken aboard the Vengeful Spirit. Horus's wound healed, and he ordered the fleet to Ullanor for the final muster.

  • Maloghurst revealed that Horus's triumph at Ullanor was an illusion and showed him the ruined battlefield and the endless war within his soul.
  • Horus fought the charging forces while Maloghurst discovered that the wounded fragment of Horus's soul resisted the four Chaos Gods and refused to return.
  • Maloghurst sacrificed himself by stabbing Horus's old wound with the ritual dagger, destroying the fragment's resistance and sending its power back to Horus's body.
  • Horus awakened aboard the Vengeful Spirit with his wound healed and the Chaos Gods' power flowing through him.
  • Horus ordered the fleet to Ullanor, and Abaddon recoiled when Horus's gaze filled him with fear.

Ch. 566The Filial Sons

After Maloghurst restored Horus by destroying the last goodness in his soul, Horus rallied the rebel forces at Ullanor. Lorgar prepared to challenge him with Fulgrim and Angron, while tensions and suspicions among Lorgar’s sons gave Fulgrim fresh cause for amusement.

  • Maloghurst sacrificed himself to restore Horus, who became a slave to Chaos and ordered the rebel fleet to rally at Ullanor.
  • Layak announced that Maloghurst had completed the ritual, and Erebus secretly celebrated Horus’s loss of independent will.
  • Lorgar declared that Fulgrim and Angron would help him defeat Horus and claim the throne, then summoned Fulgrim with Layak’s aid.
  • Fulgrim agreed to help Lorgar and observed the hidden ambitions and resentments among the Word Bearers.
  • Lorgar welcomed Argel Tal, while Erebus secretly resolved to kill him and Fulgrim sensed Argel Tal’s doubts about his father.

Ch. 567Filial Piety Breeds Strength

As the rebel Legions regrouped for the assault on Terra, Mortarion reflected on his distrust of Horus’s growing reliance on Warp sorcery. Calas Typhon confronted him aboard the Endurance, bringing the severed heads of the ship’s Navigators and forcing Mortarion to face what he had done.

  • The Ultramarines under Guilliman overwhelmed the Iron Warriors, forcing them to abandon positions and delay the loyalist advance toward Terra.
  • The Death Guard traveled aboard the Endurance to Ullanor while Mortarion lamented that Horus had become tainted by Warp power.
  • Mortarion resolved to support Horus’s rebellion against the Emperor but no longer regarded Horus as the leader he once admired.
  • Calas Typhon entered the council chamber carrying the heads of several mortal Navigators.
  • Mortarion recognized the Navigators and demanded to know what Typhon had done.

Ch. 568The Natural Order Turned Upside Down

Mortarion confronted Calas Typhon after Typhon killed the ship’s Navigators, claiming they had betrayed the Death Guard by contacting Malcador. Typhon’s contempt for Mortarion deepened as the primarch struggled to reconcile his principles, his resentment of the Emperor, and the need to obey Horus’s orders.

  • Mortarion found that Calas Typhon had killed the ship’s Navigators and demanded a convincing explanation.
  • Typhon claimed his men had uncovered evidence that the Navigators secretly communicated with Malcador and betrayed the Death Guard.
  • Mortarion refused to inspect Typhon’s psychic memories and ordered him not to use sorcery in his presence.
  • Mortarion asked how the legion could travel through the Warp without Navigators and insisted they still had to follow Horus’s orders.
  • Typhon recalled Mortarion’s resentment of the Emperor for killing the xenos overlord Mortarion had hoped to defeat himself, and despised him for it.

Ch. 569Typhon the Pathfinder

Typhon recalled how Erebus had guided him to Nurgle and resolved to prove his worth by corrupting Mortarion. After Typhon killed the Navigators and offered to guide the Death Guard through the Warp, Mortarion entrusted him with leading the Legion toward Ullanor.

  • Typhon remembered his resentment of Mortarion and his decision to offer the primarch to Nurgle to earn the Kindly Father's favor.
  • Typhon reflected on how Erebus had taught him about Nurgle and convinced him that Barbarus's xenos were humanity transformed by the god's power.
  • Typhon killed the Navigators, leaving Mortarion with no time to find replacements and forcing him to choose between Horus's orders and Typhon's plan.
  • Typhon promised Mortarion that he could navigate the aetheric ocean and guide the Death Guard to Ullanor.
  • Mortarion felt an urge to trust Typhon and agreed to let him lead the way.

Ch. 570I Am Typhus

Calas Typhon led Mortarion and the Death Guard fleet aboard the Terminus Est into the Warp, claiming he was guiding them toward their destination. After Mortarion began suffocating aboard the ship, Typhon revealed that he had become Typhus.

  • Calas Typhon persuaded Mortarion to board the Terminus Est, and Mortarion sensed danger while following him to the bridge.
  • Mortarion’s numerology warned him that he would face the greatest danger of his life, but he continued to follow Typhon.
  • Typhon guided the Death Guard fleet into the Warp, where he laughed and said they would all be reborn.
  • The fleet traveled through the Warp for so long that its clocks and sense of direction failed, while Typhon insisted he remained in control.
  • Mortarion went to confront Typhon on the empty bridge, began suffocating, and heard the voice declare, “I am Typhus.”

Ch. 571A Loving Father's Love

Typhon betrayed Mortarion and the Death Guard, luring them into Nurgle’s garden as Warp plagues overran the Endurance and began corrupting the Legion. Mortarion killed Typhon, but the Death Guard fleet vanished into the Warp, and Mortarion remained trapped in Nurgle’s grasp.

  • Mortarion and the Deathshrouds collapsed in agony as Typhon’s voice summoned Nurgle’s power and Mortarion heard the call of a loving father.
  • Mortarion realized Typhon had betrayed the Legion, while the Endurance’s Gellar Field failed and Nurgle’s daemons and plagues flooded the ship.
  • Warp flies and disease killed mortals and corrupted the Deathshrouds as Nurgle’s garden surrounded the fleet.
  • Mortarion charged Typhon and cut him apart with Silence, but Typhon became a swarm of Blight Flies and promised to await Mortarion beside Nurgle.
  • The plague overwhelmed the Death Guard, and their fleet disappeared into the Warp as Mortarion’s resistance weakened.

Ch. 572Gathering at Ullanor

Erebus reflected on Mortarion's corruption as Chaos forces gathered at Ullanor for Horus's assembly and planned assault on Terra. Horus stood ready to receive the arriving Primarchs, but Magnus and Mortarion had not appeared.

  • Erebus celebrated Calas Typhon bringing Mortarion to Nurgle and anticipated the gathering at Ullanor.
  • Perturabo brought Angron to Ullanor aboard the Iron Blood after subduing him with bombardment.
  • The Trisagion arrived with Lorgar, Erebus, Layak, Argel Tal, and Fulgrim, while Chaos forces assembled across Ullanor.
  • Perturabo and Angron joined Lorgar and Fulgrim before Horus, who watched from the review stand.
  • Magnus and Mortarion remained absent from the gathering without explanation.

Ch. 573The Advantage Is Mine

At Ullanor, Horus gathered the allied Legions for a review, now transformed by Chaos into a being Abaddon feared he could no longer save. Lorgar prepared to challenge him, secured Fulgrim’s service, and approached the review stand while weighing the uncertain intentions of Omegon, who called himself Alpharius.

  • Horus stood above the assembled allied Legions, empowered by the fused forces of the four Chaos gods, while Abaddon feared that Horus’s humanity had vanished.
  • Lorgar assessed his allies and believed he had the advantage, though Mortarion and Magnus had not arrived.
  • Omegon appeared beneath the review platform, identified himself as Alpharius, and left after Lorgar sensed no hostility toward him.
  • Fulgrim accused Lorgar of coveting Horus’s prestige and power, and Lorgar used Fulgrim’s true name to command him as a slave.
  • Lorgar promised Fulgrim freedom if he beheaded Horus, then gripped the Illuminator warhammer and walked toward the review stand.

Ch. 574The Original Bodies Clash; The Victor Takes All

Lorgar launched a coup against Horus at Ullanor, convinced that he could take the Warmaster’s place and rule the forces of Chaos. As both sides prepared for battle, Angron joined the assault, leaving the primarchs on the brink of a fight for supremacy.

  • Lorgar approached Horus with his Word Bearers and Fulgrim’s Emperor’s Children, but Horus’s overwhelming presence made Lorgar’s confidence falter.
  • Horus ordered the assembled Astartes to rise, while Abaddon and Fafnir Rann prepared the Sons of Horus to retaliate against the hostile Legions.
  • Lorgar condemned Horus and raised his Illuminator warhammer, ordering his forces to kill the Warmaster.
  • The Word Bearers and Emperor’s Children attacked as Titans and other armies advanced on Horus’s position at Ullanor.
  • Angron charged at Horus with his battle-axe, roaring for blood and battle.

Ch. 575Kings and Losers

Lorgar led Fulgrim and Angron in a ritual-enhanced assault on Horus while their forces tore into the Sons of Horus across Ullanor. As Lorgar appeared to gain the advantage, Perturabo agreed to help the Thousand Sons search for Magnus, claiming he acted out of brotherly affection.

  • Lorgar used the Dark Apostle's ritual to bind Fulgrim to the battle and led Fulgrim and Angron in an attack on Horus.
  • Lorgar's curses clouded Horus's senses as Fulgrim struck from behind and Angron attacked from the front.
  • The Word Bearers and Emperor's Children slaughtered the Sons of Horus while the World Eaters joined the fighting, leaving the rebel legions divided and their victory uncertain.
  • Perturabo kept his Iron Warriors behind their fortifications as he questioned the Emperor and heard Ahriman apologize for the Thousand Sons' betrayal.
  • Ahriman told Perturabo that Magnus was missing and asked him to help find their primarch, and Perturabo agreed, saying he would do so for the sake of their brotherhood.
Arc 23 of 40