Chapter Summaries

Typhus’s Terminus Est was destroyed by the Dark Angels and Grey Knights, and Kaldor Draigo killed Typhus. As the fleet’s allies debated the Aeldari’s and Necrons’ troubled futures, the Phoenix Lord asked Yvraine what she thought of the title Herald of the Corona.

• Typhus tried to contact Abaddon, but learned the Souls of Vengeance had entered the Warp and that his sacrifices’ souls had been stolen.
• Azrael led the Dark Angels fleet in an assault that broke the Terminus Est’s void shields and sent Deathwing and Grey Knights onto the ship.
• The Grey Knights and Deathwing overwhelmed Typhus’s defenders, and Kaldor Draigo killed Typhus as the Terminus Est broke apart.
• Yvraine watched the battle alongside Ramesses, Trazyn, and Ulthran, then argued with them about the Aeldari’s decline and the Necrons’ civil conflict.
• The Phoenix Lord asked Yvraine what she thought of the title Herald of the Corona, and she questioned whether Lord Solar was too presumptuous.

Yvraine reflected on the Aeldari’s desperate position while Arthur’s forces completed the cleanup of Glenny. Lord Cypher revealed that the Emperor had summoned him to find the Lion King and prevent the Three Artifacts from merging, and Arthur prepared to take him to the Rock; Celestine arrived too late to meet the Primarchs and was asked to register with the patrol.

• Yvraine despaired over the Aeldari’s condition, and the Phoenix Lord comforted her as the fleet finished clearing the battlefield.
• Arthur questioned Lord Cypher, who said the Emperor had summoned him to find the Lion King and stop the Three Artifacts from merging.
• Ramesses explained that the Lion King was likely wandering through the Warp and that the Lion Sword could help locate him.
• Arthur agreed to take Lord Cypher to the Rock and said the remaining decisions would be made at the Round Table Council.
• Celestine reached Glenny after the Primarchs had left, declined an arranged meeting, and accepted the sergeant’s registration papers.

Lord Cypher learned how Arthur had reformed the Dark Angels by respecting their military traditions while strengthening their administration and discipline. As Ramesses told a humiliating joke about Arthur, Cypher wondered why he was still alive, and Kai told him to get used to it.

• Lord Cypher asked Kai why the Dark Angels' command structure had remained mostly unchanged, and Kai explained that Arthur had chosen to preserve and optimize it.
• Lord Cypher reflected on Arthur's reforms, including ideological education, rewards and punishments, and the threat of letting the Ultramarines handle the Dark Angels' administration.
• Lord Cypher compared Arthur's practical leadership with the Lion King's reliance on personal authority, which had failed to prevent the Legion's internal troubles.
• Ramesses told Aeldari, Necron, Adeptus Custodes, and Grey Knights representatives a joke about how Arthur would make a cat eat chili peppers.
• Lord Cypher silently wondered why Arthur was not dead yet, and Kai told him to get used to it.

Arthur arrived at The Rock with Ironwing’s forces and began reuniting the Dark Angels successor Chapters while arranging their restructuring. With Abaddon’s forces in retreat, the group turned to preparing the ritual to summon the Lion King, but Cypher could not find the Guardians.

• Efka ordered The Rock secured and hurried to welcome Arthur as Ironwing’s fleet arrived without being attacked by the successor Chapters.
• Arthur thanked Efka and addressed the Chapter representatives, asking them to share what they knew and promising revenge on the true culprits.
• Arthur personally reviewed the Chapters’ reports, extremist faction lists, and restructuring plans while Ironwing’s forces reinforced The Rock.
• Azrael oversaw internal affairs and inspected The Rock with Belial, while Kai entered a sealed chamber and handled the Sword of Corswain.
• Kai and Cypher discussed summoning the Lion King, and Cypher said they first needed to find the Guardians, who had not appeared.

Arthur learned that Vashtorr’s fleet was tied to Caliban’s past and planned to use the Three Artifacts to open a temporal passage. After securing the Watchers in the Dark’s cooperation, he prepared the Wings of Dawn to intercept Vashtorr while leaving some forces on standby to defend the Rock.

• Arthur used Typhus’s coordinates to confirm that Vashtorr’s fleet overlapped with Caliban’s location ten thousand years earlier.
• Arthur learned that the Tuchulcha Engine could not communicate, and Ramesses helped summon the Watchers in the Dark by lowering Arthur’s domain lock.
• The Watchers in the Dark accepted Arthur’s plan to use the Tuchulcha Engine, provided the group stayed at least one hundred meters away from it.
• Arthur set the operation’s objectives: intercept Vashtorr, trigger the Three Artifacts’ unification, and open a temporal passage.
• Arthur told members assigned to defend the Rock to remain on standby.

Arthur reorganized the Dark Angels after their poor coordination during Vashtorr’s assault and prepared the Rock Fortress to join the battle. Celestine was accidentally shot upon manifesting aboard a ship, while Vashtorr discovered that the Rock had appeared before him and opened fire.

• A Dark Angels exile reflected on Caliban, blaming the Lion for abandoning the brothers there and vowing to seize the Legion’s chance at revival himself.
• Arthur reported that the Chapters had failed to coordinate, ordered them to fight independently, and called for each to send trusted knights to serve under his command.
• Arthur ordered the Rock Fortress to inspect its systems, unlock the Tuchulcha Engine, assign combat tasks, and prepare for Warp translation.
• Celestine manifested in a Consecrators chapel, where a Space Marine shot her before the knights continued their duties.
• Vashtorr learned from Abaddon that Typhus had died and Abaddon had fled, leaving him facing the Rock Fortress and the incoming Ironwing forces.
• Vashtorr watched the Rock appear in the Warp, then saw its weapons destroy a Chaos warship.

Arthur and the Dark Angels defeated Vashtorr’s fleet and prepared a teleportation assault on the Planet Killer. The chapter ended with Arthur confronting Vashtorr aboard the ship as Vashtorr realized he was trapped and feared him.

• The Rock Fortress arrived beside Vashtorr’s fleet, and its guns engaged the Chaos ships as the Dark Angels recognized the restored planet Caliban.
• Arthur and Ramesses confirmed that Tuchulcha was contained and could be taken into the Webway, while Arthur’s fleet destroyed the advancing World Eaters vessels and scattered the enemy ships.
• Arthur rewarded Camael’s loyalty by giving him his shield and naming him to the honor guard, then led the Dark Angels toward the teleportation center.
• Two Blackstar attack craft reached the Planet Killer and launched torpedoes carrying teleportation beacons into its hull.
• After Azrael reported that the void battle was ready for a final blow, Arthur ordered the teleportation and confronted Vashtorr aboard the Planet Killer.
• Vashtorr received no answer from the Plague Heart and recoiled in fear as Arthur raised his blade.

Arthur and the allied forces assaulted Vashtorr’s warship, driving him back while the Grey Knights attacked the Plague Heart. As Ramesses and Ulthran worked with the Aeldari to locate Vashtorr’s true body in the Warp, Naberius faced the prospect of a Legion trial and reform.

• Vashtorr’s defenses failed under the attackers’ bombardment, and Arthur drove him back across the bridge as the Angels of Vigilance and successor Chapters advanced.
• Arthur urged the Chapters to preserve their forces for future wars, then kept fighting Vashtorr while the Grey Knights entered the Plague Heart.
• Arthur rescued Naberius from a would-be killer and said he would face an internal Legion trial rather than die as a martyr.
• The Grey Knights reached the Plague Heart, and Vashtorr grew desperate as his plans and the heart came under attack.
• Ramesses searched for Vashtorr’s true body while Arthur kept him pinned in Realspace, and Ulthran and the Aeldari used Vaul’s Talisman to track him through the Warp.

Aglaia documented Vashtorr’s captured Daemon Engines while discussing the Emperor and Wings of Dawn’s approach to Warp threats. Vashtorr escaped into the Warp, only to be confronted by Ramesses and then cornered by Corvus Corax.

• Aglaia recorded the captured Daemon Engines and reviewed their designs with her Apprentice and the Grey Knights.
• Aglaia and her Apprentice discussed the Emperor’s mistakes, the Imperial Truth, and Wings of Dawn’s need for faith and power.
• Vashtorr awakened on his Forge World and realized that the Plague Heart, the Caliban Shard, and the Tuchulcha Engine were lost.
• Ramesses confronted Vashtorr alone, mocked him, and lured him into attacking before evading his assault.
• Corvus Corax arrived and stood beside Ramesses as Ramesses told Vashtorr that there were now two of them.

Ramesses and Corvus Corax fought to capture Vashtorr as Khorne and Nurgle tried to claim him, while the Emperor arranged for Arthur to receive Ascalon. Arthur severed the Chaos Gods’ chains, allowing the group to escape with Vashtorr, whom he then dismembered and sealed in Blackstone Arrays.

• Corvus Corax restrained Vashtorr while Ramesses gathered fragments and Khorne and Nurgle attacked through their contract-linked chains.
• The Apprentice gave Ascalon to Lord Cypher, who passed it to Arthur on the Emperor’s instructions.
• Ramesses asked Arthur to cut the chains rather than Vashtorr, and Arthur severed Khorne’s and Nurgle’s chains with Ascalon.
• Ramesses, Corvus Corax, and Vashtorr fell through the rift into Realspace after the chains broke.
• Arthur severed Vashtorr’s head and corrupted limbs with the Sword of Victory Pledge and sealed the pieces in Blackstone Arrays.

After the defeat of Vashtorr, Arthur assigned Corvus Corax to guard Chronos Key while Wings of Dawn prepared to deal with the threat on Longlin Planet. In Nurgle’s Garden, Nurgle learned that his forces could barely perceive the planet and began raising an army to delay Wings of Dawn, while refusing to send Rotigus into the fight.

• Corvus Corax handed Arthur half of Vashtorr’s spine, declined to meet Lion El'Jonson, and agreed to guard Chronos Key.
• Arthur ordered the Dark Angels fleet to assemble after Ramesses warned that Vashtorr’s death had triggered an effect tied to Nurgle.
• Arthur reassured Corvus Corax that the Dawn System would support him, and Corvus left for the Warp while Ramesses returned to watch it.
• Nurgle asked Rotigus to sense Longlin Planet, and Rotigus struggled to see through a powerful barrier before glimpsing Ramesses and Ynnead watching him.
• Nurgle decided to revive Typhus from ten thousand years ago and commanded the Garden’s daemons to conquer death and attack Wings of Dawn.
• Rotigus offered to lead the attack, but Nurgle refused to let him go.

The Dark Angels contained corruption around Longlin Planet while Arthur seized the Tuchulcha Engine and the fleet uncovered a rift showing Caliban ten thousand years in the past. The chapter ended with the Dark Angels witnessing the Lion and Luther's forces fighting during the Legion's ancient civil war.

• Azrael told Camael that the Dark Angels would stop burying secrets through slaughter, and Arthur reassured Camael that he could consult the Legion archives.
• Belial reported Chaos contamination on Longlin Planet, and Azrael prepared the fleet to defend against the spreading Warp rift.
• Arthur restrained the Plague Heart and seized the Tuchulcha Engine as Corvus Corax reported that pressure near the Chronos Key had eased.
• The rift revealed an ancient fleet above a green planet, and a garbled transmission accused the Lion of treachery.
• Ramesses identified the scene beyond the rift as Caliban ten thousand years ago, where the Lion and Luther were at war.

Arthur organized a cautious mission through the temporal rift to investigate Nurgle’s interference on Caliban, while Dark Angels from the future entered the planet’s civil war. Azrael’s force struggled through the devastation and witnessed Lion killing his own Legion as he searched for Luther.

• Arthur calmed the traumatized veterans, issued the operation plan, and assigned Kai, Gallad, and Azrael to lead teams through the rift.
• Kai warned Azrael not to seek contact with Lion, and the Stormbird formation passed through the rift as the veterans from the past vanished from their ranks.
• Azrael confirmed communications remained stable, but Caliban’s defenses struck his Stormbird; Belial rescued him, and the survivors regrouped with Kai’s forces.
• Azrael led his troops through Caliban’s ruined cities, where loyalist Dark Angels, Imperial Guard, and Outcasts fought amid mass destruction.
• Azrael saw Lion carving through young Dark Angels and recognized him as a beast consumed by rage.

Azrael and Kai coordinated the returning Dark Angels as they worked to end the fighting on Caliban, rescue civilians, and expose the real enemy. Arthur prepared to teleport to Caliban, while Typhus led a Death Guard fleet through Nurgle’s Warp domain toward the Dark Angels.

• Azrael reached the command room, where Kai explained that Luther and Astelan, the Lion, and their own forces were the three factions on Caliban.
• Kai reported that the returning Dark Angels were gathering under Gareth, evacuating civilians, and that the Lion’s attacks had driven recruits toward Luther’s side.
• Azrael connected with Arthur and reported that Gallad had taken control of part of the Dark Angels fleet and eliminated the aerial threat in the north.
• Arthur ordered the Dark Angels to prioritize their safety, end the conflict, rescue people, and find the real culprit before he prepared to teleport to Caliban.
• Gallad and Sammael secured ships and weapons while Arthur’s forces reduced bombardment and shifted toward ending the fighting.
• Typhus ordered the Death Guard fleet to follow Nurgle’s guidance through the Warp toward the First Legion.

Gareth turned back toward the battle to save more people, while the Lion continued slaughtering the Dark Angels who resisted him. Cornered recruits faced the Lion and named themselves before preparing to fight.

• Gareth helped evacuate the last civilian to a northern shelter, then returned toward the fighting, followed by several Dark Angels.
• The Lion charged through the defenders, killing them as he pursued targets across the ruins.
• Kran and the remaining recruits, reduced from a hundred to barely a dozen, realized they had nowhere left to retreat and decided to fight.
• Kran named himself Kael Crane, and the other recruits introduced themselves in turn, with Gabriel Patterson giving the final name.

Gareth and his allies evacuated disarmed Dark Angels while resisting Lion, who accused them of treachery. Arthur arrived, saved Gareth from Lion, and challenged the Primarch to settle matters by sword.

• Lion cut Kran down, but unfamiliar warriors and Automata dragged the wounded knight to safety and evacuated the disarmed Dark Angels.
• Lion drove back the attackers and pinned Gareth, who accused him of abandoning Caliban and standing aside during the Horus Heresy.
• Arthur arrived and forced Lion back, freeing Gareth from his grasp.
• Gareth thanked Arthur for saving him and admitted he had been protecting those he cherished before collapsing from his injuries.
• Arthur faced Lion with his sword raised and challenged him to speak with swords.

Arthur Pendragon confronted Lion El'Jonson over his attack on Caliban and forced him to face his past failures and the harm caused by his decisions. As Arthur and Lion continued fighting, their allies worked to stop the rebellion, while Corswain entered the Inexorable Truth and faced Redloss.

• Arthur identified himself to Lion as a man from ten thousand years in the future and fought him across the ruined city.
• Arthur challenged Lion over his choices before Isstvan V and Imperium Secundus, and Lion admitted he could not explain himself openly.
• Arthur said he would take Lion's authority, while Gareth and Kai left to help contain the fighting and address Caliban's corruption and conspirators.
• Aboard the Inexorable Truth, Gallad and Zabriel explained the future to Redloss and other restrained Dreadwing warriors.
• Corswain entered the conference room and threatened to kill anyone who harmed the Lord of Knights, but Redloss realized Corswain was staring at him.

Corswain and Gallad took control of the fleet and broadcast Arthur’s appeal to the Dark Angels, weakening resistance across Caliban. On Aldruk, Azrael prepared to meet with the Legion’s factions before a hooded stranger arrived with a corrupted sword, prompting Azrael to attack him.

• Corswain threatened Redloss, then agreed to help Gallad coordinate the fleet and suppress Chaos plots while he returned to Caliban to watch Zahariel.
• Gallad broadcast Arthur questioning Lion El’Jonson and urging him to give his sons a chance to prove their loyalty, causing resistance against the Automata to fall sharply.
• Azrael traveled through Aldruk with Belial after directing the Legion’s defenses and arranging a meeting between the Dark Angels’ factions.
• A hooded man carrying a decayed greatsword approached Azrael outside the inner fortress and offered him counsel.
• Azrael sensed whispers from the stranger’s sword, drew his own weapon, and roared that he was going to kill him.

Azrael resisted Chaos Sorcery, defeated the fallen assassins, and rallied the representatives to continue their meeting and fight their enemies. Elsewhere, Arthur defeated Lion, ending their clash so they could turn together against the greater threat.

• Azrael broke free of the sorcerers’ memory attack, killed their leader, and helped Belial and the Deathwing defeat the assassination team.
• Azrael exposed the Chaos-corrupted bodies to the representatives, urged them to return to the meeting, and ordered Belial to watch for signs of psychic corruption.
• Azrael ordered Lohoc to bring the Grand General Cannon, intending to destroy Angel’s Fortress.
• Arthur told Lion to correct his wrongdoing, then wounded him severely and won their duel.
• Lion fell to one knee, and Arthur declared victory as the loyalist struggle ended and the battle against their enemy awaited.

Lion El'Jonson learned how Terran policies and repression drove Luther to betray Caliban, while Arthur and the Dark Angels assaulted the Angel's Citadel. As Nurgle redirected Typhus toward Caliban, Zahariel began explaining Luther's remaining choices and asked him to consider Typhus.

• Lion El'Jonson reviewed Caliban's records and realized that the Terran administration's exploitation and persecution of its people had helped drive Luther to rebel; Arthur blamed him for failing to understand mortals.
• Corswain helped organize the surface Dark Angels and refugees, while Arthur authorized Azrael's assault after the Warmaster-class Grand General Cannon deployed.
• Arthur and the Dark Angels breached the Angel's Citadel, where the bombardment and ensuing charge devastated the Chaos forces inside.
• Nurgle watched the Dark Angels unite and redirected Typhus toward Caliban rather than abandon the campaign.
• Zahariel challenged Luther to consider the choice between remaining pure and accepting the Warp's power, and Luther asked if Caliban could still be restored.
• Zahariel said restoration was possible, though not as Luther expected, and began to explain Typhus's role before turning to Luther.