Chapter Summaries

Arthur invited Saber to leave with him, but she refused so she could pursue her wish for the Holy Grail; he sent her toward it without revealing that it was corrupted. After the war ended, Arthur took Sakura Matou into his care, received a surprisingly limited system reward, and left to attend to something connected to it.

• Arthur explained away the discrepancy between his history and Saber's by claiming Merlin had prepared Excalibur for him, then invited Saber to see another world.
• Saber refused Arthur's invitation because she still wanted to use the Holy Grail to return to the day of selection, and introduced herself as Artoria Pendragon.
• Arthur told Saber he was not dead and pushed her toward the Holy Grail, while concealing that it had been corrupted.
• Arthur watched the Black Mud engulf Fuyuki City and promised Sakura Matou she could live with him, then asked her to leave the city with him.
• The system declared Arthur the victor of the Fourth Holy Grail War and awarded him a reward he considered barely useful.
• Arthur sent Sakura Matou to meet three older sisters through Avalon, then transformed into lightning and left the balcony.

Arthur took Avalon from Kiritsugu Emiya, used it to save the young Shirou, and left the Nasuverse. Back in Avalon, he summoned Saber as his Servant and asked whether her wish on the Holy Grail had come true.

• Arthur took Avalon from Kiritsugu Emiya and used it to stabilize the young Shirou’s condition before leaving the Nasuverse.
• Arthur returned to Avalon and summoned Saber using Avalon as a holy relic.
• Saber recognized Arthur, and he welcomed her as his Servant and asked her to stay with him.
• Arthur explained that he had obtained Avalon from Kiritsugu and attributed the unusual summoning to a power like the Second Magic.
• Arthur asked Saber whether she had made a wish on the Holy Grail and whether it had come true.

Arthur arrived in Naples in the world of God Slayers, where he met Salvatore Doni, the Sword King, and accepted his challenge to fight. Arthur moved their battle to an island with his Reality Marble, and Doni launched the first attack.

• Saber recognized Arthur’s Avalon, accepted his partnership, and agreed to meet his companions.
• Arthur reached Naples, sensed a dangerous presence, and declined to summon Saber until he had learned more about the world.
• Salvatore Doni introduced himself, recognized Arthur as a knight, and demanded a fight.
• Arthur’s system assigned him a quest to slay or defeat five Heretic Gods, and he proposed that the loser grant the winner one request.
• Arthur and Doni agreed to duel, and Arthur used his Reality Marble to transport them to an island.
• Doni praised the island and asked Arthur to teach him the technique, then rushed in and swung his sword at Arthur.

Arthur fought Salvatore Doni and discovered that the God Slayer’s extraordinary physique and resistance made him difficult to injure. Arthur’s Excalibur and Avalon overcame Doni’s Authority, leaving Arthur victorious after the battle destroyed the island.

• Arthur clashed with Salvatore Doni and found that Doni’s physical strength overwhelmed him in a contest of force.
• Arthur struck Doni with sword pressure, but Doni emerged uninjured, revealing the God Slayer’s formidable durability and recovery.
• Arthur and Salvatore Doni prepared their strongest attacks as Arthur released Excalibur’s seals and Doni invoked his Ripping Silver Hand Authority.
• Arthur’s Excalibur collided with Doni’s silver slash, destroying the island and sending them back to Naples.
• Arthur remained protected by Avalon while Doni suffered severe burns, and Doni conceded defeat and recognized Arthur’s sword as Excalibur.

Arthur had Salvatore Doni destroy the Hera Pillar, summoning Perseus, then challenged the Steel Hero God in his Reality Marble in hopes of becoming a Fool. Their first exchanges showed that Arthur’s ordinary attacks could not hurt Perseus, leaving the fight poised to escalate.

• Arthur brought Salvatore Doni to the Hera Pillar and asked him to cut it open.
• Salvatore Doni split the pillar with his sword, releasing a divine dragon and drawing Perseus to Naples.
• Arthur appeared before Perseus and used Reality Marble to transport them to an island, declaring that he wanted to become a Fool.
• Perseus sensed Arthur’s faint divine presence, introduced himself, and accepted Arthur as an enemy.
• Arthur charged with Excalibur, but Perseus stopped his attack and shattered his sword blast with his bare hand.

Arthur fought Perseus, a Heretic God, and landed a surprise ultimate attack that badly burned him. Perseus took to the sky on a Pegasus, and Arthur prepared to stake everything on his Noble Phantasms as the battle continued.

• Arthur released five seals and struck Perseus with a Golden Torrent, catching him off guard and weakening his presence.
• Perseus emerged badly burned, summoned a winged Pegasus, and took to the sky with a longbow.
• Arthur summoned Dong Stallion and clashed with Perseus’s arrows, using Invisible Air and lightning to evade them.
• Perseus fired arrows empowered by Shemesh's Blessing, interrupting Arthur’s teleportation, but Arthur survived the blast with Avalon.
• Arthur realized he needed to rely on his Noble Phantasms to slay Perseus, closed his eyes inside Avalon's barrier, and began releasing seven seals.

Arthur defeated Perseus with Ea and became a God Slayer, but the power of the divine blood and Pandora's reincarnation ritual transformed him. He woke in Naples with Salvatore Doni and Andrea Rivera, newly recognized as a fellow king.

• Arthur's Rhongomyniad attack devastated the island and weakened Perseus, who escaped into a forest before Arthur found him.
• Arthur unleashed Ea, destroyed the Reality Marble, and killed Perseus as the island broke apart; he then collapsed from exhaustion.
• Perseus's divine blood entered Arthur as the system's enhancement, a Heretic God's power, and Pandora's reincarnation ritual took effect.
• Pandora told Arthur he had become a God Slayer and noted that his Immunity skill nearly interfered with the ritual.
• Arthur woke in an inn in Naples, where Salvatore Doni congratulated him and Andrea Rivera introduced himself.

After becoming a Godslayer, Arthur examined his enhanced body and discovered that he had gained the Sun Authority, which let him resurrect once a day. Athena then appeared to declare that she would fight him after recovering her lost “snake,” and Arthur was left eager for the coming challenge.

• Salvatore Doni and Andrea Rivera left Arthur alone so he could study his new Authority.
• Arthur discovered that his strength, endurance, and mana had increased dramatically after killing Perseus, and that he had gained Language (EX), Mana Burst (EX), and the Sun Authority.
• Arthur realized that the Sun Authority gave him a sure-hit arrow and allowed him to resurrect once each day.
• Athena appeared at Arthur’s balcony, explained that dragons were her dependents, and declared she would fight him after recovering her lost “snake.”
• Arthur watched Athena vanish and smiled excitedly at the prospect of a fight before suddenly coming to his senses.

Arthur traveled to Sardinia to confront Verethragna, but declined to fight the weakened war god and waited for him to recover. When Godou Kusanagi arrived on the island with a stone tablet, Erica Blandelli tried to take it from him.

• Arthur studied ancient Persian history while waiting for news of Godou Kusanagi's arrival in Sardinia.
• Arthur flew to Sardinia and met Verethragna, who revealed he had lost some of his power and promised to return when he recovered.
• Arthur let Verethragna leave because he believed defeating the weakened god could lower his mission evaluation.
• Godou Kusanagi arrived from Japan carrying a stone tablet, and Erica Blandelli confronted him and demanded the grimoire.

Arthur took Prometheus's Grimoire from Godou Kusanagi and killed the Heretic God, a divine boar, before it could destroy more of Sardinia. Erica handled the aftermath and Godou's memory erasure, then returned to Arthur's hotel room to ask why he had come to Sardinia.

• Arthur ordered Erica to take Godou Kusanagi to Lucrezia Zola and explain that he had requisitioned the tablet, then sensed danger approaching.
• A colossal divine boar appeared and rampaged through Sardinia, destroying buildings and endangering the town.
• Arthur released Rhongomyniad and killed the divine boar with a single throw.
• Arthur left the aftermath and Godou's situation to Erica and the Copper Black Cross; Erica arranged for Godou's memories to be erased and for him to return home.
• Erica reported back to Arthur at his hotel and asked whether he had come to Sardinia because of a Heretic God.

Arthur intercepted Melqart on Sardinia and transported the god into his Reality Marble to fight him. He used Excalibur empowered by the Sun Authority, while Avalon defended him from Melqart’s storm and lightning attacks; as the fight continued, Arthur began releasing Excalibur’s Seven Seals.

• Erica blessed Arthur as the battle of the gods began, then rushed to organize the evacuation of Sardinia’s residents.
• Arthur flew to the coast, confronted Melqart, and challenged the giant Heretic God to fight.
• Arthur trapped Melqart inside his Reality Marble and struck him with Excalibur’s sword of certain death and certain hit, forcing Melqart to block the attack.
• Melqart attacked with divine lightning and a storm-wreathed club, but Avalon’s barrier protected Arthur from both blows.
• Arthur raised Excalibur and began releasing the Seven Seals as golden light spread across the island.

Arthur defeated Melqart with Excalibur, usurped the Authority of Sky, and increased his cursed energy before Verethragna arrived to demand their promised battle. Arthur accepted and attacked first, but Verethragna used the Camel avatar to crush his sword pressure.

• Arthur released Excalibur's Seven Seals and engulfed Melqart in a Golden Torrent, defeating him.
• Arthur returned to reality, gained a fivefold increase in cursed energy, and usurped Melqart's Authority of Sky.
• Arthur blocked Verethragna's lightning with Avalon, and Verethragna appeared to claim the battle they had promised.
• Arthur changed into his armor and accepted Verethragna's challenge to fight without preparing a special battlefield.
• Arthur attacked Verethragna with a golden sword-pressure slash, but Verethragna invoked the Camel avatar and crushed it with one stomp.

Arthur used the Authority of the Sun he had usurped from Mithra to wound Verethragna and seal his White Horse incarnation. Verethragna then used his Golden Sword to temporarily sever Arthur’s connection to Excalibur before attacking him again.

• Verethragna invoked his Goat incarnation’s lightning, but Arthur countered it with the Thunder Authority he had usurped from Melqart.
• Arthur’s Sun-empowered sword strike hit Verethragna, leaving him wounded and revealing that Arthur had taken Mithra’s supreme power.
• Verethragna summoned his White Horse incarnation, but Arthur used the Sun Authority to seal it and introduced himself as Arthur Pendragon.
• Verethragna created a Golden Sword and used Words of Power about Excalibur to make swords pierce Arthur, temporarily blocking his True Name Release.
• Verethragna invoked Mithra in another Word of Power and buried Arthur beneath a second barrage of Golden Swords.

Arthur defeated Verethragna by stealing his Golden Sword and using the [Warrior] incarnation, then gained Verethragna’s Ten Incarnations without their usual restrictions. A few days later, Erica brought him ancient texts from the Copper Black Cross, and Arthur began studying them.

• Arthur stole Verethragna’s Golden Sword and used the [Warrior] incarnation to summon a rain of Golden Swords that defeated the never-defeated god.
• After Verethragna’s defeat, Arthur’s Mana surged and he gained the Ten Incarnations, while Immunity (EX) nullified their once-per-day restriction.
• A few days later, Erica brought Arthur books about the age of gods, ancient times, and heroes from the Copper Black Cross.
• Arthur thanked Erica and read a book about ancient Rome as Erica reflected that serving him was not as difficult as her uncle had warned.

Erica Blandelli asked Arthur to accept her as a knight, but Saber returned and objected to having a second knight. Erica challenged Saber’s idea of knighthood by asking whether she could manage Arthur’s daily needs and affairs, leaving Saber stunned.

• Erica Blandelli knelt and pledged her loyalty to Arthur, but he said he already had a knight serving him.
• Saber returned with a bucket of food, and Arthur teased her by saying Erica wanted to take care of him because Saber had abandoned her duties.
• Erica introduced herself to Saber and offered to become Arthur’s second knight, while Saber insisted that Arthur needed no other knight.
• Erica questioned whether Saber could handle the duties of a knight beyond fighting, including cooking, negotiating, advising Arthur, and caring for his daily needs.
• Saber fell silent as Erica declared that a qualified knight must also serve as Arthur’s steward, assistant, and adviser.

Erica became Arthur’s second knight and settled into a lively domestic life with Arthur and Saber on Sardinia, while a Gorgon Stone connected to Athena remained in Arthur’s possession. After a month of growing closeness, Arthur sensed his natural enemy and found Athena appearing before him.

• Erica gave Arthur the Gorgon Stone, which carried Athena’s divine power and might attract a Heretic God.
• Erica and Saber moved with Arthur into a luxury villa on Sardinia, where Saber learned household skills under Erica’s guidance.
• Erica repeatedly seduced Arthur, and she became part of his and Saber’s daily life.
• After a month, Arthur finished reading Erica’s ancient texts and felt his body warn him of a nearby natural enemy.
• Athena appeared before Arthur and greeted him as a God Slayer.

Arthur returned Athena’s Gorgon Stone and opened his Victory’s Golden World so they could fight fairly, allowing her to regain her ancient form. He tested the Authorities he had taken from Verethragna and Mithra in their battle, while Athena grew wary of the powers he had acquired.

• Arthur gave Athena the Gorgon Stone and created his Victory’s Golden World for their duel.
• Athena used the stone to restore her ancient form and vowed to spare Arthur’s life if she could.
• Arthur transformed into silver armor and wielded Excalibur as Athena attacked him with death and petrification powers.
• Arthur used the Phoenix incarnation to evade Athena’s death wave, and Immunity (EX) nullified her petrification.
• Arthur struck Athena and countered her barrage with Excalibur’s Sun Authority, while her summoned dragon-serpent blocked the blow at the cost of its life.
• Athena recognized Arthur’s White Horse Authority as a power tied to both Mithra and Verethragna, then defended herself with Medusa’s Shield as she resolved to end the fight quickly.

After Arthur defeated Athena, he spared her life and made her his maid in exchange for keeping the Gorgon Stone and granting her regular chances to challenge him for it. Athena quickly took over the household duties, leaving Erica sidelined while Arthur enjoyed her attentive service.

• Athena repeatedly interrupted Arthur's Word of Power with kisses, but Arthur eventually won and returned with her to the villa.
• Arthur spared Athena, claimed the Gorgon Stone, and made her agree to serve as his maid for a chance to win it back each weekend.
• Athena accepted the terms, and Erica and Saber returned to find her living in the villa as Arthur's maid.
• Athena learned the household duties at a glance and took over serving Arthur, leaving Erica unable to compete for his attention.
• Arthur began each day with Athena's kisses and enjoyed her help with bathing and other chores.

Liliana Kranjcar visited Arthur as an envoy from Sasha Dejansthal Voban, and Arthur’s irritation at the interruption made her fear she had offended him. She revealed that Voban had sent her to present a congratulatory gift to the new God Slayer.

• Arthur told Athena to leave his room and entertain their guest while he washed.
• Liliana Kranjcar greeted Arthur as a Grand Knight of the Bronze Black Cross.
• Arthur warned Liliana that he would not accept a magecraft society’s allegiance and threatened her if she could not persuade him.
• Liliana dropped to one knee and explained that Sasha Dejansthal Voban had sent her with a gift congratulating Arthur on becoming a God Slayer.
• Arthur, Erica, and Athena were surprised to hear that Voban had sent a gift.

Arthur opened the box Liliana delivered and found a harmless prank glove, frightening Liliana into tears until Erica took her upstairs. Erica revealed that Liliana had been trying to pledge herself to Voban and recruited her to serve Arthur, leaving Liliana suspicious about the help Erica wanted against Athena.

• Arthur opened Liliana’s wolf-engraved box, dodged a harmless boxing-glove prank, and watched Liliana break down in fear.
• Erica comforted Liliana and persuaded Arthur to leave her punishment to her, then took Liliana upstairs.
• Erica learned Liliana had hoped to pledge loyalty to Sasha Dejansthal Voban to rival Erica, and explained that she had pledged herself to Arthur as an individual.
• Erica teased Liliana about her secret romance novel and used the threat of publishing it to press her to join Arthur’s camp.
• Erica told Liliana that Athena was a goddess of wisdom who had been disrupting her plans, and Liliana asked whether Erica wanted help killing a god.