★ Fortress City of Lamoor & Associated Figures
Kai Heinemann: The protagonist of this work. After receiving the Gift [World's Most Incompetent] during his Divine Revelation at age thirteen, he was treated with cold disdain by everyone around him. Originally a kind-hearted boy, he was swallowed by a mysterious dungeon and trained for 100,000 years, emerging as a bona fide monster utterly devoid of common sense who stirs up chaos and turmoil across the realm.
Lena Grot: Kai's childhood friend, an adorable girl with shoulder-length red hair. After receiving the Sword Saint Gift through Divine Revelation, she was forced by the Holy Amelia Kingdom's government to reside in the royal capital. She is currently dispatched to the Neutral Academic City Babel.
Laila Helner: Kai's childhood friend and the only daughter of a prestigious greatsword dojo in Lamoor. Formerly his fiancée, the engagement was annulled shortly after Kai's Gift turned out to be [World's Most Incompetent]. A striking beauty with long, wavy blonde hair.
Roman Heinemann: Kai's cousin, a handsome youth from the branch house. Harboring feelings for Laila, he snaps and picks a fight with Kai at every turn. A Spear King Gift Holder.
Keith Steinberg: Kai's tall childhood friend. A Grand Mage Gift Holder. One of the few people whose attitude toward Kai never changed, even after finding out Kai's Gift was complete trash. Like Lena, he is currently dispatched to Babel.
Riku: Once the rising hope of the Heinemann Sword Style, his defeat by Kai at the Sacred Martial Arts Tournament made him realize the overwhelming gulf between their abilities. Revering Kai as a War God, he is currently undergoing rigorous training to earn his acknowledgment.
Shiga: One of the assistant instructors, a hulking man with a cleft chin and a shaved head. Formerly Riku's master, he abandoned Riku on grounds of insubordination. He belongs to the branch house faction, the largest faction within the Heinemann style.
Sword Saint Elm Heinemann: Kai's grandfather. A Sword Saint Gift Holder who once fought alongside the Hero's party against the Four Great Demon Kings. Witnessing Riku's resolve, he decided to take the youth under his wing and oversee his training.
★ Hunter Guild & Associated Figures
Mia: A receptionist at the Balse branch of the Hunter Guild. A beauty with long blonde hair tied back in a single ponytail.
Raiga Easter: A D-rank hunter from Lamoor, the same hometown as Kai. A tall, sharp-eyed, blonde swordsman who holds a torch for Mia. Consumed by bitter remorse after his blunder cost his party members their lives, he set out on a journey of self-improvement following Kai's advice to "get stronger."
Hook: A D-rank hunter from Raiga's party. Possesses a prophetic power known as [Star Reading]. After his comrades were slain, he set out on a training journey alongside Raiga.
Ilza Harnish: A B-rank hunter who possesses the [Agent] Gift specialized in espionage activities. An Amazoness who attempted to scout Kai for an expedition into the Ancient Temple. Ever since Kai saved her during the battle against Pazuzu, she has become deeply entwined in the tale he weaves.
Ralph Excel: Guildmaster of the Hunter Guild in the town of Balse. Formerly the Chief Mage of the World Mage Academy Babel, he possesses the sheer might of a superhuman-class hunter, on par with Wolfman. He was acquainted with Kai in the past.
Wolfman: An S-class hunter who operates out of Balse. Clad from head to toe in wolf pelts and wearing a wolf mask. After nearly being killed by Pazuzu, he was saved by Kai.
★ Martial Artists
Aaron Cayen: Grandmaster of Cayen style swordsmanship. An elderly man with stark white hair whose eyes remain hidden beneath bushy white brows. He briefly attempted to scout Kai into the Cayen style, but gave up upon recognizing him as a true War God.
Zack Power: A world-class martial artist with a wild look and a muscular frame standing two mels tall. He entered Rose's service as a knight specifically to apprentice under Kai, whom he reveres as Master.
★ Holy Amelia Kingdom & Associated Figures
Edward Loto Amelia: A man brimming with wild vigor and golden hair, the reigning King of Amelia. He declared the start of the Throne Succession War.
Johannes Roosevelt: A massive man with dark hair and a beard. The Prime Minister of the Holy Amelia Kingdom, he elevated Amelia into one of the world's preeminent military powers in an astonishingly short time.
Louise Loto Amelia: Second Princess of the Holy Amelia Kingdom. Possesses the appearance of a young blonde girl. She appointed Isaac Gizdoor, hailed as the strongest hunter, as her Royal Guard.
Isaac Gizdoor: A white-haired young man with eyes narrowed to thin slits. Renowned as the strongest hunter. He appears to share some unresolved history with Lucas Gisedore.
Rosemary Loto Amelia: First Princess of the Holy Amelia Kingdom. Due to the Throne Succession War, she has become the feudal lord of Eastend. As always, she spends her days being dragged along by Kai's antics.
Anna: Rose's attending knight, having served her since childhood. She now places absolute, unwavering trust in Kai. However, her demeanor turns terrifyingly fierce whenever Rose, Faf, or Mew are insulted.
Gilbert Loto Amelia: First Prince of the realm and Rose's bitter rival in the Throne Succession War. He appointed Sage Satoru Mizoguchi as his Royal Guard. He appears to have deep ties with the Hero's faction.
Satoru Mizoguchi: A handsome black-haired youth of about seventeen or eighteen. A member of the Hero's party and one of the kingdom's strategic-grade weapons. He seems to harbor feelings for Rose.
Arnold: Knight Captain of the Holy Amelia Kingdom and Royal Guard to the king. He is currently on an official trip to Babel for a council regarding the war against the Demon King.
★ Babel & Associated Figures
Bly: A swordsman wearing a bandana. He seems to have ties to Babel.
Sigma: A slit-eyed mage in a black robe. He also appears to have ties to Babel.
★ Glitnir Empire & Associated Figures
Zignir Gastrea: Formerly one of the Six Knight Generals, now an escaped deserter on the run. After being wounded in battle against monsters, he was taken in by a beastfolk village and set out on a journey to find Mew for his benefactor, Gauss.
Enz: One of the Six Knight Generals. Slain by Kai.
Amnes di Glitnir: The current Emperor of Glitnir, an elderly man with white hair. He harbors grand ambitions of world conquest.
Four: The head of the Six Knight Generals. A mysterious figure clad entirely in black garb save for his left eye. His combat prowess is said to exceed even that of Ifrit before the spirit became an inhabitant of the Subjugation Compendium.
★ Beastfolk Village
Gauss: A giant, bearded, blond beastfolk man. Mew's father.
Ululu: A silver-haired beastfolk woman. Mew's mother.
Miya: A young silver-haired beastfolk girl. Mew's older sister.
★ Three Great Underground Powers
◆ Akegarasu: The most feared assassination syndicate in the underworld, forcibly annexed by Kai into the population of Eastend.
- Oboro: Leader of Akegarasu. A handsome, gentle-looking blond man clad in loose, flowing crimson robes with a sun-and-crow tattoo etched onto his right cheek, wearing small round glasses crafted by an otherworlder. He worships Kai as his eternal sovereign.
◆ Tao Family: A colossal underworld syndicate rooted in the great eastern empire of Butou, recently forced into Eastend's populace by Kai.
- Linlin Raafan: The head of the Tao Family. A dark-skinned girl with black hair styled into double buns. She oversees the distribution and sale of potions.
◆ Lost Forest: The world's largest magic society, likewise forcibly annexed into Eastend's citizenry by Kai.
- Alice Renren Lorelei: A former royal of Lorelei. An eccentric mage who dabbled in the supreme taboo of immortality in her pursuit of arcane mastery, leading to her banishment from her homeland. A hardcore magic fanatic who is blissfully content as long as magic is involved.
★ Wind Cats
Felice Loto Amelia: A royal lady of the Holy Amelia Kingdom. Though she maintains the youthful appearance of a fourteen- or fifteen-year-old girl with a lock of golden hair tied to the side, she is actually thirty years old. She holds contracts with two spirits: Ket and Titan.
Lucas Gisedore: Former Leader of the Holy King Mage Knights. An elderly white-haired gentleman of tall, slender build with a neatly groomed beard. After crossing paths with Kai, he became one of his devout fanatics.
Maaya: A girl with a black bob haircut. One of the villagers rescued by Kai.
★ Count Kusar's Faction
Ketzer Kusar: A count affiliated with the Gilbert faction. A grotesque, corpulent man with a toad-like face. A depraved scoundrel whose sick pleasure was tormenting crying women. After walking straight into Kai's trap and making a complete fool of himself, he was tortured and executed.
Caesar: A former member of the Holy King Mage Knights, a man of massive build. After ruthlessly butchering civilians without cause during a mission, he was punished by Lucas, leaving the left half of his face a mangled, burned mess. He abandoned the order and trained relentlessly to exact revenge on Lucas, joining Ruby to attack the Wind Cats where Lucas resided, only to be slain in retaliation by Lucas himself. Immediately afterward, he was reanimated as an undead by Ruby.
Ruby: A top-tier summoner who graduated from the World Mage Academy Babel. An unkempt, bearded man in navy-blue robes. He summoned the Deimos Lich, but upon Girimehkala's intervention, he was incinerated in an instant by the subordinate Ifrit and perished.
Mudite: Supreme commander of the domain army. He attempted to surround and eradicate the Wind Cats, only to be outmaneuvered, surrounded, captured, and ultimately punished by the kingdom.
Onyx: Ruby's older brother, a wild-looking young man clad in a blue robe. A first-rate summoner who graduated from the World Mage Academy Babel. He took part in the operation to suppress the Wind Cats, but was encircled and captured alongside his summoned Armored Dragon. As for what happened next... (I'll leave that to your imagination. Suffice it to say, things went about as poorly for him as possible).
★ Non-Human Factions
Ifrit: The Fire Spirit King. A dependent kin of Girimehkala and a fanatical devotee of Kai.
Ket: Felice's contract spirit. Appears in the form of a small kitten. Felice's dear friend. Deeply attached to Kai, reverently addressing him as the Great One.
Titan: The Earth Spirit King, bearing the appearance of a brown-haired boy. His twisted personality is currently undergoing disciplinary correction at the hands of Girimehkala. A dependent kin of Girimehkala.
Deimos Lich: A pitch-black skeleton clad in opulent sacerdotal robes. He boasts power on par with the Spirit King Titan, yet yielded to Kai and Girimehkala without striking a single blow. Currently undergoing personality correction under Girimehkala's supervision.
Armored Dragon: A wingless dragon. Thanks to the dragonified elder of the Wind Cats who was empowered by Ladon's divine protection, it met the exact same grim fate as Onyx.
★ Akinashi Domain & Associated Figures
- Oliver Akinashi: A knight banneret who pledged his loyalty to Rose following the Deboa incident.
★???
Pazuzu: A colossal, bearded man with wild red hair, clad in nothing but a cape and bright crimson bikini briefs. He wears an officer's cap and claims to be a major. He launched an assault on Balse, only to be crushed effortlessly by Kai like mere small fry.
Pochi: One of Pazuzu's Three Beast Warriors. A wolf-headed abomination. Obliterated into dust by Kai.
Mike: One of Pazuzu's Three Beast Warriors. A tiger-headed abomination. Obliterated into dust by Kai.
Piko: One of Pazuzu's Three Beast Warriors. An eagle-headed abomination. Obliterated into dust by Kai.
Azi Dahaka: A three-headed evil divine dragon. While terrifyingly powerful by normal standards, to Kai he was no different from an ordinary goblin, and was promptly butchered like a scrap lizard.