Lin Luo

Biodata

Feature	Value
Name	Lin Luo (林洛)
Alias(es)	Godslaying King; King of Godslaying 208 489
Species/Race	Half-blood devil 1
Gender	Male 9
Affiliation	Gremory family, which adopted him; his own devil peerage and network of familiars 1 2 613
Occupation/Role	Origin Mage; God Slayer; ruler of multiple Otherworlds; arbiter of peace between the Three Great Factions 2 74 128 345
Residence	Initially an apartment in Kuoh Town; later maintains residences and bases across several worlds 6 166 345
Status	Alive; active in Little Garden in the latest provided chapter 628
First Appearance	Chapter 1, “Lin Luo, your mana is seriously depleted / Origin Mage” 1

Power Progression

Stage / Realm / Level	Chapter	Notes
High-Class Devil; Lightning Magic Lv. 30 → 41	1	Already a High-Class Devil when his previous-life memories awaken. Spending Origin points greatly improves his lightning power and control.
Lightning Magic Lv. 41 → 60	2	Accumulates 1,815 Origin points through reading Underworld books, then invests them in Lightning Magic.
Origin Mage advancement; Origin Lightning Magic Lv. 1	2	Accepts a class advancement that painfully reconstructs his body and magical power. Gains instinctive, circle-free Origin Lightning Magic; ordinary lightning remains usable and becomes several times stronger.
Origin Lightning Magic Lv. 10	4	Continued study of Rias’s magic books strengthens his magic and body. His panel shows 10 remaining Origin points.
Ultimate-Class Devil by demonic power	5	Judges that his demonic power has just crossed the Ultimate-Class threshold. His actual combat strength with Origin Magic remains harder to classify.
Origin Magic growth through All the World’s Evil	59 60	Gains points from the corrupted Grail’s black mud and Greater Grail, spending them to raise Origin Magic. No resulting level is stated.
God Slayer	74	Reveals his new status and demonstrates a genuine blessing to Rias. No specific godslaying event is identified in this chapter.
Further Origin Magic enhancement	96	Raising Origin Magic substantially increases his combat strength but consumes much of his accumulated knowledge reserve.
Variant Boosted Gear Balance Breaker	166	Develops Bestowal and Dragon Armor Transformation, allowing others to receive individualized dragon armor.
Origin Lightning Magic Lv. 93	225	Reading Sumire Muroto’s material supplies enough points for three levels. His panel shows 112 Origin points remaining.
Godslaying Juggernaut Drive	230	Unveils armor combining God-Slayer Cursed Power with the Red Dragon Emperor’s power multiplication. Dramatically increases strength and speed.
Great Sage Equaling Heaven’s Authorities acquired	231	Defeats and kills Sun Wukong, absorbing all his Authorities. Wins without relying on Origin Magic.
One-level Origin Magic increase; resulting level unstated	274	The upgrade increases his strength severalfold. He subsequently studies Dr. Genus’s limiter research.
Further Origin Magic strengthening	297	Collects Void’s ninja scrolls and invests the Origin points they yield. The chapter does not confirm a completed level increase.
Origin Lightning Magic level increase; resulting level unstated	331	Studies recovered alien technology after defeating Boros, gains Origin points, and later levels up.
Origin Lightning Magic Lv. 98 confirmed	401	Spends all stored points without reaching the next level. His power still increases despite the unchanged level.
White Horse’s Ten Thousand Swords: second transformation	438	Evolves the technique into a single enormous divine blade formed from countless blazing swords.
Heaven and Earth Manifestation surpasses its original wielder	516	His use of Sun Wukong’s giant-form Authority exceeds the Great Sage’s original version, supported by far greater Cursed Power.
Cursed Power increase after Saturnus’s defeat	534	An invisible power raises his Cursed Power another level and delivers new knowledge. The passage does not name a newly acquired Authority.
Origin Lightning Magic Lv. 100	543	Uses accumulated points and Luo Cuilian’s treasured books to reach Lv. 100, leaving 1,839 Origin points. His magic and physical attributes transform, and he senses a limit breaking.

Background / History

Lin Luo was adopted by the Gremory family as a child and grew up alongside Rias. Even before recovering his previous-life memories, he trained to help her escape her arranged engagement to the Phoenix family 1 10.

His memories awaken in Kuoh Academy’s library. Recognizing a world that combines several anime settings, he understands that its apparently ordinary cities conceal devils, angels, sorcerers, Heroic Spirits, and other supernatural threats. The Origin system gives him a direct route to strength through knowledge, turning study into his principal means of advancement 1 2.

Rias supplies his first Evil Pieces, magic books, and instructions for an experimental Otherworld Devil Contract. Although the contract technique had previously failed, Lin Luo studies its shortcomings and eventually establishes a successful connection to another world 2 7 12.

Appearance

• Described as almost inhumanly handsome and already well known among Kuoh Academy’s students despite frequently skipping class 9.
• Has short black hair 425.
• Often appears in a school uniform, including during confrontations with Imperial warriors and Holy Grail War participants 16 43.
• His Godslaying Juggernaut Drive takes the form of crimson armor with black patterns 230.
• Heaven and Earth Manifestation enlarges him into a giant capable of treating mountains as comparatively tiny objects 516.

Personality

Lin Luo is ambitious, curious, and strongly motivated by self-improvement. He prioritizes strengthening himself before assembling servants, exhausts entire collections of supernatural books, and treats unfamiliar technology and research as valuable sources of power. His long-term interest in developing magical civilizations is also practical: a growing supernatural society can continually produce new knowledge for him to harvest 2 12 331 553.

He openly admits to building a harem and frequently evaluates potential familiars by both their abilities and their appearance. His teasing is often shameless, and his recruitment methods range from straightforward invitations to bargains made during emergencies. At Jujutsu High, his proposed club’s restrictive membership conditions expose a controlling side to his romantic preferences 4 165 489 492.

His treatment of others depends sharply on whether he regards them as companions or enemies. He teaches and protects his familiars, helps vulnerable children, and remembers important promises to Rias and Artoria. Against opponents, he can be merciless: he refuses to spare attractive fallen angels, kills Zouken after obtaining his collection’s location, and executes trespassers in his territory 9 40 60 238 535 544.

Although usually confident enough to overwhelm opponents, Lin Luo recognizes that raw power has left his instincts underdeveloped in evenly matched battles. He deliberately diversifies his techniques and uses formidable opponents to improve his combat judgment rather than immediately ending every fight with Origin Magic 230 231.

Abilities & Skills

Origin Mage System

Knowledge acquisition supplies the Origin points used to strengthen his magic and body 1 2 543.

• Reading and observing can both generate points; supernatural material generally yields more 2.
• Sources include grimoires, Imperial Arms, unfamiliar realms, martial arts manuals, scientific theories, and alien technology 2 155 208 274 331.
• Develops Speed-Reading Magic, allowing him to process material that would take ordinary readers months 225.
• Increasing levels require progressively greater investment, but their gains in power also become larger 225 401.
• Investing points can improve his strength even before a complete level increase 401.
• Familiar collections eventually yield fewer points, prompting him to seek other worlds and new research 12 34 335.

Lightning and Origin Lightning Magic

His signature offensive magic progresses from controlled blue lightning to far more destructive golden Origin lightning 1 2.

• Ordinary lightning can be manipulated precisely enough to avoid damaging nearby surroundings 1.
• Origin Lightning Magic becomes instinctive after his class advancement and does not require a magic circle 2.
• Retains ordinary Lightning Magic, enhanced by the changed nature of his magical power 2.
• Uses lightning for mass attacks, precise disabling strikes, defense, and close-range attacks 9 61 70 538.
• Defeats Ddraig’s strongest attacks with Golden Thunder without using an Authority 112.
• Reserves Origin Magic as a trump card; its destructiveness makes it unsuitable for his nonlethal duel with Luo Cuilian 539 613.

God-Slayer Authorities and Incarnations

Lin Luo commands multiple Authorities and combines them rather than treating each as an isolated technique 231.

Authority / Incarnation	Demonstrated applications
Wind / Gale	Creates hurricanes, wind blades, and protective breezes. Combines the War God’s gale with Carmel’s wind Authority against Vali 104 330 568 575.
Wind Avatar	Allows someone he knows who faces danger to summon him to their side 168.
Bull	Greatly enhances physical force; used against Vali, Boros, Luo Cuilian, and the Maou 105 330 537 605.
Camel	Delivers a powerful kick that sends the Great Sage Equaling Heaven flying 229.
Phoenix	Grants extreme movement speed for evasion and sudden close-range attacks 109 229 437.
Boar	Summons a mountain-sized beast through a rift, crushing or restraining powerful opponents 229 364 514.
White Horse	Produces sun-like heat and destructive fire; destroys the Great Sage’s nine giant ape summons 230.
Great Sage’s divine beasts	Creates nine enormous monkey beasts from his hair, each capable of powerful attacks 538 539.
Heaven and Earth Manifestation	Enlarges his body to immense size and supports combat with the Ruyi Jingu Bang 516 540.
Environmental word-spirit	Commands earth, water, air, and vegetation to attack an opponent 540.
Thousand Changes	A transformation Authority whose use Rias asks him to stop during a private visit 315.

His transformed storm Authority can distort space and time. He uses it with the Golden Sword to overwhelm the Great Sage Equaling Heaven 231.

Combined Sword and Staff Techniques

Lin Luo develops new attacks by fusing Authorities with his conjured weapons 231 438.

• Myriad Swords of the Strong Wind — combines his transformed storm Authority with the Golden Sword in the finishing assault against the Great Sage 231.
• Thousand-Blade Gale Sword — turns hurricanes into sword light; destroys Garou’s ultimate fist and precisely intercepts Luo Cuilian’s feather barrage 351 540.
• White Horse’s Ten Thousand Swords — unleashes countless blazing, sun-like swords. Its second transformation gathers them into one massive divine blade 438 539.
• White Horse—Ruyi Jingu Bang — combines White Horse’s flames with his enormous staff to destroy Luo Cuilian’s Golden-Winged Great Peng 541.

Boosted Gear and Bestowal

He studies and modifies the Boosted Gear after separating Ddraig’s soul from it 112 166.

• Bestowal grants others the power of his variant Balance Breaker 166.
• Dragon Armor Transformation produces armor tailored to each recipient’s existing powers and personal development 166.
• Recipients can cultivate the granted power much like a Sacred Gear; Rias develops the Destruction Dragon-Slaying Armor and reaches Maou-class strength 166 228.
• Godslaying Juggernaut Drive combines Cursed Power with the Red Dragon Emperor’s multiplication ability to enhance Lin Luo’s own combat performance 230.

Blessings

Lin Luo can grant a blessing derived from power stolen through godslaying 74 94.

• Usually bestows or replenishes it through a kiss 74 345.
• Blessings help his companions withstand the shock waves of exceptionally powerful battles 230.
• The blessing is single-use and must be replenished after activation 205.
• Its power can exceed a recipient’s own fully released strength 612.

Devil Reincarnation and Otherworld Contracts

As the recipient of Evil Pieces, Lin Luo holds the peerage role of King, enabling him to reincarnate others as devils 2 4.

• Reincarnates familiars with different piece roles early on, including Utaha with a Queen and Artoria with a Castle/Rook piece 4 60.
• Later modifies his Evil Pieces so that every piece is a Queen 109.
• Successfully uses reincarnation on ordinary humans, supernatural beings, and Heroic Spirits; Medusa’s former Heroic Spirit status is confirmed after her transformation 62 106 519.
• Uses Devil Flyers and contracts to receive requests and travel between worlds 12 405 544.
• Reincarnates large groups of rescued Cursed Children and Possessed, not only individual recruits 238 439 468.

Physical Combat and Martial Arts

Origin upgrades repeatedly strengthen his physique and perception, transforming him from a primarily spell-based fighter into an all-round combatant 5.

• Blocks Budo’s attacks bare-handed and destroys his lightning armor with a punch 16.
• Uses Water Stream Rock Smashing Fist and Whirlwind Iron Cutting Fist simultaneously, combining them into Cross Fang Dragon Slayer Fist 537.
• Studies combat techniques from multiple worlds; later descriptions place his close-combat skill at a highly refined level 365 585.
• Can endure extraordinary attacks without serious injury, but worthy opponents such as Ophis and the transformed Maou still make him feel pressure or danger 514 606.

Control, Soul Manipulation, and Support Magic

• Illusion magic — brings the Empire’s young emperor under his control while retaining him as a ruler to avoid immediate political collapse 17.
• Control Ring’s Germination — alters targets’ bloodlines and supplies information; after conversion, Bofoi’s life and death are subject to Lin Luo’s will 341 437 438.
• Soul extraction — combines Origin Magic Power with the Golden Sword to remove Ddraig’s soul from the Boosted Gear 112.
• Barriers and reinforcement — protects observers, contains training battles, and strengthens buildings through word-spirit 297 331 489.
• People-repelling magic — evacuates ordinary residents before Saturnus’s attack, limiting casualties 535.
• Communication Magic — coordinates familiars stationed across worlds 613.

Equipment / Weapons / Items

• Evil Pieces — initially supplied by Rias; later specially modified into Queen pieces 2 109.
• Boosted Gear / Red Dragon Emperor’s Gauntlet — studied and developed into a variant Balance Breaker 112 166.
• Golden Sword — used for soul extraction and Authority-combination attacks 112 231.
• Ruyi Jingu Bang — manifested alongside his giant-form Authority and used in large-scale staff combat 540 541.
• Control Ring — employs Germination to transform and control targets 341 437.
• Devil Flyers — provide a means of summoning him; distributed to potential clients and recruits 4 405 544.
• Grimoires and research collections — include Gremory books, Void’s ninja scrolls, Boros’s technological data, and Luo Cuilian’s treasured texts 12 297 331 543.
• Upgraded Imperial Arms — improves weapons used by his servants, contributing to their dominance in the Rating Game 29.

Relationships

Gremory Family and Kuoh Associates

• Rias Gremory — childhood friend, fiancée, and acknowledged primary partner. Supports his growth; he challenges her arranged marriage and later gives her the power to develop her own dragon armor 1 10 26 166.
• Sirzechs Gremory — watched Lin Luo and Rias grow up. Supports their attempt to end Rias’s engagement while managing Underworld political opposition 12 31.
• Grayfia — initially helps arrange the Rating Game. Later chooses to become Lin Luo’s familiar through one of his modified Queen pieces 12 109.
• Akeno Himejima — longtime Kuoh associate who frequently teases him; later explicitly introduced as another familiar 2 487 492.
• Koneko Toujou — rescued and treated by Lin Luo after Freed’s attack. Often objects to his teasing, but later begins questioning her feelings for him 6 166.
• Sona Sitri — knows him well through Rias. Coordinates with Rias over supernatural threats and describes him as capable despite his lecherous behavior 9 29 36.

Familiars and Partners

• Utaha Kasumigaoka — his earliest servant, reincarnated with a Queen piece. Their relationship mixes magical instruction, affection, sarcasm, and rivalry over his attention 4 26 61.
• Asia Argento — he helps secure her enrollment and encourages her adjustment to devilhood without initially pressuring her decision 9 10 12.
• Akame — devoted servant and combat student. Lin Luo trains her and encourages her to develop greater control over her magic 16 17.
• Leone — attracted to both Lin Luo and the benefits of devilhood. Insists that joining him must be her own choice; later fights as his servant 17 29.
• Najenda — accepts reincarnation with a Soldier/Pawn piece while retaining responsibilities in the stabilized Empire 26.
• Esdeath — first seeks to test him in battle; later serves him and remains one of his most enthusiastic combatants 21 29 628.
• Medusa — Holy Grail War Servant whose relationship with him becomes permanent through devil reincarnation. Protective of Sakura and jealous of his attention toward Artoria 43 45 62.
• Artoria — accepts him as her Holy Grail War Master, then becomes his devil servant. He promises to fulfill the wish the corrupted Grail cannot reliably grant 45 60.
• Irisviel — becomes his prospective wife through his bargain with Ahad; later helps care for Rin and Sakura 47 62.
• Xenovia and Irina — Church warriors who enter his circle as servants and develop romantic attachments to him 34 61 62 74.
• CC — familiar who identifies herself as his girlfriend and takes an interest in his life with the Gremory family 96.
• Erica and Liliana — companions who seek his affection and assist his expanding household and Otherworld operations 74 106 135.
• Yuri Mariya — initially refuses him, later regrets her distance from his circle and asks to become his familiar 105 106.
• Euphemia — receives devil power to pursue a peaceful, equal world after accepting his warning about the political and moral costs 119.
• Ophis — formidable opponent who later becomes his familiar, while continuing to pursue her wish to return to the Dimensional Gap 514 519.
• Luo Cuilian — fellow God Slayer who provokes him into a duel. Later calls him her husband; she is not reincarnated as a devil but receives the same treatment as his familiars 535 543 544.
• Crusch Karsten — initially receives a recruitment offer and Devil Flyer; later serves him as a familiar while consolidating control of the Royal City 405 426.
• Nobara Kugisaki — accepts his offer after he saves her from a Special Grade Cursed Spirit; subsequently helps organize his proposed Jujutsu High club 489 492.

Allies, Dependents, and Rivals

• Ddraig — defeated inside the Boosted Gear, then preserved as a potential ally. Lin Luo promises eventually to find him a body capable of restoring his strength 112.
• Vali — recurrent challenger. Lin Luo defeats his Juggernaut Drive, identifies him as Azazel’s mole, and leaves him alive to repair the resulting destruction 104 105.
• Sun Wukong / Great Sage Equaling Heaven — respected opponent whose challenge helps Lin Luo refine his combat methods. Yields his power after losing their duel 228 230 231.
• Bofoi / Metal Knight — converted subordinate whose scientific intelligence Lin Luo values 437 438.
• Cursed Children and rescued Possessed — vulnerable groups he shelters and reincarnates, performing repeated large-scale rituals 238 439 468.
• Rin and Sakura — children under his group’s protection. He enables Rin to confront Kirei and arranges continued care for both sisters 61 62.
• Black Rabbit — helps introduce him to No Name and Little Garden. He supports her effort to recover Leticia and protects her from an intrusive newcomer 612 625.
• White Yaksha — interested in his White Horse Authority’s shared solar essence. Offers free Gift appraisal and later watches Esdeath’s fight alongside him 622 628.

Story Role / Major Arcs

Arc / Location	Major events
Awakening and first peerage	Recovers his previous-life memories, discovers the Origin system, accepts Rias’s Evil Pieces, and begins teaching Utaha after her reincarnation 1 2 4.
Kuoh’s early threats	Kills Freed while protecting Koneko, then eliminates Dohnaseek, Raynare, Mittelt, and Kalawarner. Helps Asia begin ordinary school life 6 9.
Rias’s engagement	Proposes a Rating Game against Riser. His servants overwhelm Riser’s peerage; the aftermath confirms that Lin Luo killed Riser, bringing Sirzechs to discuss the consequences 10 12 29 31.
Night Raid and the Empire	Defeats Budo, takes control of the emperor rather than killing him, and draws Night Raid members and Esdeath into his expanding circle 16 17 21 26.
Fallen Angel crisis	Warns that Kokabiel may intend to provoke a factional war. Kokabiel subsequently traps Rias and Sona at Kuoh Academy 34 36.
Holy Grail War	Kills several opposing participants, becomes Artoria’s Master, bargains with the Einzberns, and investigates the corrupted Grail. Offers Artoria a future alternative to its unreliable wish-granting 43 45 47 59 60.
Godslaying and faction politics	Emerges as a God Slayer and later serves as the Three Great Factions’ peace arbiter. Rejects the expectation that he should personally solve every Khaos Brigade problem 74 128.
Great Sage’s challenge	Accepts Sun Wukong’s contest for his Authority, deliberately tests varied combat methods, and ultimately wins 228 230 231.
Cursed Children relief	Establishes a recurring rescue and reincarnation effort while reform proposals face political resistance 228 238 439.
Hero-world battles and research	Kills Void and Boros, defeats Garou’s ultimate technique, and converts Bofoi. Destroys God’s manifested body before tracking him to his hidden realm and annihilating his consciousness 297 331 351 437 438 439.
Rebellion and Re:Zero worlds	Uses familiars and political influence to expand control. Discusses conquest without wasteful war, recruits royal candidates, and fights Reinhard 119 345 364 405 426.
Shadow World	Builds influence through recruited familiars and rescued Possessed. Saves Yuki Hime when her Fox Tribe settlement is attacked 450 452 468 520.
Jujutsu world and Khaos Brigade	Recruits Nobara and establishes plans for a familiar base at Jujutsu High. Faces Ophis and later identifies Rizevim as the Brigade’s true leader 489 492 514 519 520.
Saturnus and Luo Cuilian	Defeats Saturnus, pursues Cuilian for engineering the incident, and wins their extended duel. Their rivalry becomes a marriage-like partnership 534 535 536 543 544.
Frieren’s world	Answers Frieren’s request to become a mage, supports Flamme’s vision of spreading magic, instructs Serie, and leads his forces against the Maou’s army. The provided Maou battle ends before its result is confirmed 544 553 580 584 607.
Little Garden	Seeks a stable base, brings his familiars into the world, and investigates Leticia’s canceled Gift Game with Black Rabbit. Watches Esdeath dominate Luos 612 613 625 628.

Notable Quotes

“They were enemies. I'm not in the habit of showing enemies mercy.” 9

“No. I represent only myself.” 47

“I'm an arbiter, not a workhorse. If they expect me to solve everything, what happens to my dignity?” 128

“Haha, I've never denied that I'm building a harem.” 165

“You attacked my fiancée. How would you like to die?” 168