Leon

Biodata

Feature	Details
Name	Leon (罗炎)
Alias(es)	Roxsey Colin; Prince Colin; Mr. Colin; Lolo 97 197 639
Species/Race	Human; despite his Blood Clan parentage, he never received the First Embrace. 1
Gender	Male
Affiliation	Demon Lord of the Great Cemetery; Colin Family by blood; former Demon Lord Academy student; former Academy League mentor and executive chief of its Void Realm committee. 7 375 404
Occupation/Role	Demon Lord, necromancer, ruler, scholar, and military-technological innovator. 13 237 252
Status	Active 665
First Appearance	Chapter 1: My Name Is Leon, and I Go to Demon Lord Academy 1

Power Progression

Stage / Realm / Level	Chapter	Notes
Bronze	1	Begins as a Bronze-level human. His theoretical knowledge is exceptional, but his lack of racial magic talent limits him. 1
Steel	14	Spends 10,000 Faith Points after creating 100 player-controlled Skeleton Soldier bodies, raising his Soul Level from Bronze to Steel and breaking the LV30 bottleneck. 14
Silver	113	Spends 100,000 Faith Points after the battle against Chaos forces, advancing from Steel to Silver. 113
Diamond	412	Reaches Diamond-level after returning from the Void Realm and receives the Solipsi Curator's Butterfly of Myriad Phenomena. 412
Amethyst / Grandmaster Soul Level	470	Breaks through the Diamond bottleneck after killing a Chaos Chosen; his Soul Level is recorded as Grandmaster with a LV170 cap. 470
Peak Grandmaster	615	Reaches LV170 and gains a major increase in Divinity, with 15.3% of intelligent beings on Os contributing faith to him. 615

Background

Leon is a transmigrator from Earth who arrived in this world after a traffic accident. He awakened in the Demon God's temple beneath the Os Continent, where he learned that his mother, the human acolyte Tiffany, had died shortly after his birth and that his father was an absent Blood Clan member. 1 2

Although he inherited his father's appearance and noble-looking blood, he was not made a Blood Clan member: Blood Clan inheritance requires the First Embrace, which an illegitimate child such as Leon was not granted. He therefore grew up as an ordinary human and spent his early life in the Temple's orphanage. 1 138

Leon later learned that his father was Roxsey Colin of the Colin Family and that Caesar Colin, Hell's Minister of Military Affairs, was his grandfather. Rather than seek recognition, he chose to build his own position and power. 135 136 141

Appearance

Leon is a pale, strikingly handsome young man whose appearance is repeatedly associated with the Colin Family. In his natural appearance, he has near-black violet hair and dark eyes; when acting as Prince Colin, he presents himself with carefully cultivated noble dress and etiquette. 12 197

• Pale complexion and sharply defined features. 12
• Dark violet, lightly curled hair; his eyes are often described as deep purple or nearly black. 12 197
• Usually carries a magic wand when operating openly as the Demon Lord. 28
• Uses disguise potions, false identities, and tailored noble clothing when moving on the surface. 97 197

Personality

Leon is calm, observant, and unusually difficult to intimidate. His early years as a human among demons taught him to compensate for limited practical combat experience with preparation, misdirection, and caution; he routinely layers extensive defensive magic before engaging enemies. 29 80

He is highly pragmatic and manipulative when necessary, particularly in diplomacy, warfare, and maintaining his public identities. He believes that a Demon Lord should not explain himself to opponents or allies, trusting supporters to interpret his actions favorably and doubters to remain unconvinced regardless. 468

Despite this ruthlessness, Leon shows consistent concern for capable subordinates, students, civilians, and people trapped by circumstance. He funds education, rewards loyalty, protects the vulnerable when it serves both compassion and stability, and values competence over pedigree. 27 406 532

Abilities & Skills

Necromancy and Undead Command

Leon is a necromancer capable of creating, commanding, restoring, and repurposing undead forces.

• Defeated Chris and the Silver Scimitar team after revealing his necromancer abilities and Demon Lord identity. 13
• Summoned 100 Skeleton Soldiers through the Demon Lord Territory core and installed players' Soul Mirror Images into them. 14
• Reanimated the slain Lizardman leader Okdo as an undead servant. 41
• Restored fallen Skeleton Soldiers during the battle against the Chaos army, preserving his army's morale and numbers. 109
• Collected the souls of dead militiamen and granted them second lives as ghoul sailors. 197

Elemental and Support Magic

Leon is a versatile spellcaster who favors overwhelming preparation, battlefield control, and efficient spell combinations.

• Stacks numerous defensive and mobility spells, including Stone Skin, Swift as Wind, Mana Amplification, Bone Enhancement, Wind Barrier, and Nether Armor. 29
• Uses large-scale offensive magic such as Falling Stone Rain to eliminate masses of Cave Spiders. 29
• Developed increasingly fine control over elemental magic through spell tuning and experimentation. 99
• Uses buff magic to compensate for his comparatively lower Constitution, Strength, and Agility. 470

Dragon Language Magic and Holy Light

Leon discovered that divine power can be borrowed through written rules rather than faith alone.

• Cast Dragon Language commands including Extinguish, Shut Up, Kneel Down, and Dispel. 54
• Used Dispel alongside a healing potion to save Lumir from a Merman curse. 54
• Used Holy Light magic to defeat and humiliate Vivian after her assassination attempt. 134
• Received Dragon God's Blessing, increasing his magical, physical, and spiritual resistance, as well as Dragon Blood, which greatly improves recovery. 66

Butterfly of Myriad Phenomena

A Void Realm-derived power granted by the Solipsi Curator upon Leon's Diamond-level breakthrough.

• Projects Leon's consciousness into a semi-transparent butterfly. 412
• Can pass through physical barriers and most magical wards. 412
• Is vulnerable to active spells despite its infiltration potential. 412
• Supports his evasive and remote-operational combat style, making direct approaches against him difficult. 470

Spiritual Perception

At Grandmaster level, Leon's Spiritual Power grants him broad sensory awareness.

• Can spread his perception across roughly one hundred miles, detecting minute movement throughout the area. 579
• Located refugees and the Salvation Army approximately ten kilometers from Graystone Town through Spiritual Power. 665

Governance, Research, and Military Development

Leon applies academic knowledge, player labor, and industrial planning to expand his power.

• Established player-driven economic activity in the Great Cemetery, including a convenience store and contribution-based advancement system. 27
• Developed and promoted Magic Crystal Cannons, then used the Magic Crystal Tank to secure Department of War support and major orders for Black Wind Fortress. 243 252
• Planned rail infrastructure to connect Black Wind Fortress with Graystone Ridge and reduce logistics costs. 271
• Taught “Science” at the Academy League and built influence through an inclusive approach to scholarship. 376
• Led the Void Realm Asset Reconstruction Committee, selecting researchers based on honesty, competence, and original thought rather than seniority or flattery. 404 406

Equipment / Weapons / Items

• Magic Wand — Leon's standard focus for casting spells. 28
• Gold-rank Magic Ring — given by Professor Lilith after Leon accidentally knocked her over. 4
• Storage Ring — used to make major purchases while maintaining his noble persona. 191
• Disguise Potions and Adventurer Identification — used for covert movement in the Maze; his adventurer identity is Lolo, a registered human. 97
• Demon Lord Territory Core — used to summon Skeleton Soldiers and establish player-controlled bodies. 14
• Magic Crystal Cannons and Magic Crystal Tank — industrial weapons developed and fielded through Leon's territory and political network. 252

Relationships

• Tiffany — Leon's human mother; she died shortly after giving birth to him. 1
• Roxsey Colin — Leon's biological father, a Blood Clan member of the Colin Family; their relationship begins in absence, though Roxsey later aids Leon from the shadows. 136 263
• Caesar Colin — Leon's grandfather and Hell's Minister of Military Affairs; he treats Leon as a capable junior and seeks to recruit him into the Blood Clan. 135
• Jeffrey Priest — family guardian and father figure who raised Leon's interests above Colin Family politics; Leon turns to him for guidance and eventually learns the truth of his parentage from him. 4 136
• Vivian Colin — Leon's half-sister; she initially attempts to kill him over his existence, then grows remorseful and increasingly protective of him. 134 138 509
• Mia Padrick — former academy tormentor and competitive classmate whose interest develops into loyalty and open affection. 2 120 590
• Sarah — Leon's fiercely loyal Beastfolk subordinate and guard; she accompanies him on covert missions and maintains his safety. 97 375
• Erin Campbell — Princess of the Campbell Principality, trusted ally, and recipient of Leon's protection; she confesses her feelings for his Colin persona. 219 474
• Ophelia Castellion — Leon's student and political confidante; she discovers that Leon and Roxsey are aliases and swears to protect his secret. 639
• You You — Leon's divine consciousness and frequent adviser, assisting with system management, observation, and Faith Point-related matters. 186
• Taff — Leon's dragon companion, who is powerful but temperamental and openly displeased when ignored. 509

Story Role / Major Arcs

Demon Lord Academy and the Great Cemetery

• Attends Demon Lord Academy as its only human student, enduring harassment while pursuing the goal of becoming a Demon Lord and returning to the surface. 2
• Receives appointment as Demon Lord of the Great Cemetery after graduation. 7
• Turns the Recording Crystal into a medium connecting Earth players to the world and begins building an army of player-controlled undead. 8 14
• Defeats Chris and the Silver Scimitar team after allowing their betrayal to expose their motives. 13

Rise as a Demon Lord

• Subdues the Weave Shadow Nest, defeats Okdo, and converts hostile forces into resources and undead servants. 41
• Builds alliances and negotiated arrangements with humans, including Safe Zones and VIP services for adventurers in the Maze. 113
• Fights Chaos forces alongside undead, Lizardmen, Night Elves, players, and human allies. 109 110
• Uses Faith Points, industrial development, and military innovation to transform his territory into a growing power center. 237 252

Prince Colin and Surface-World Politics

• Assumes the identity of Roxsey Colin, also known publicly as Prince Colin or Mr. Colin, to operate among the human nobility. 191 341
• Purchases the Embrace of Dawn hotel in Thunder City and uses commercial influence to establish himself among the city's elite. 191 197
• Navigates the Empire's Senate, Curia, and Officer Faction while maintaining a formally neutral posture. 341
• Uses his status, wealth, and public persona to influence markets, cultural institutions, and local politics. 354

Academy League and the Void Realm

• Infiltrates the Academy League as Prince Colin and receives a formal appointment as a mentor. 375
• Establishes the popular “Science” lectures, attracting apprentices, magicians, and Law Masters. 376
• Gains authority over Void Realm research through the special asset reconstruction committee and develops a scholarly faction around fairness and open inquiry. 404 409
• Reaches Diamond-level after his contact with the Solipsi Curator and acquires the Butterfly of Myriad Phenomena. 412

Grandmaster Campaigns

• Breaks into Amethyst-level power after defeating a Chaos Chosen and becomes capable of confronting threats once far beyond his reach. 470
• Reaches Peak Grandmaster following the collapse of Blood Purgatory, with faith in him spreading across Os. 615
• Continues coordinating human, demonic, and Salvation Army forces against the ogre invasion and Chaos-related threats. 665

Notable Quotes

“The Demon Lord never explained!” 468