Quasit

Biodata

Power Progression

Background

Quasits are low-level demons native to the Abyss. “Low-level” is a classification rather than an insult: any creature recognized as a demon is still a powerful extraordinary being. A full Quasit is ordinarily a First-Ring Demonic Beast, though it is notably less suited to direct combat than many creatures of the same rank 14 16.

They are naturally suspicious and cowardly, preferring darkness, concealment, and escape over open confrontation. Quasits ordinarily do not remain in the Material World for long; their presence there usually involves parasitic bloodline descendants or orders from a stronger demon 15 16 23.

In Golden Lion County, Quasit Bloodlines infested manor stewards to drive them toward murder. The resulting chaotic souls were harvested for Quasit consumption after the victims' hatred had been “processed” away 14 16.

Despite their low individual standing, Quasits are the Abyss's largest demon race. Their population numbers in the hundreds of millions, and their racial ancestor should theoretically have possessed Demon God-level potential. However, the Abyssal Will restricted the Quasit Bloodline Origin Ancestral Talisman, leaving the ancestor Yaga-Tel unable to surpass the Third Ring 194.

The artificial Monkey Quasits created by Yin Ming became a distinct but unstable branch of the race. Unlike ordinary Quasits, they were taught to negotiate, deceive, trade their services, and treat Soulstones as bargaining tools; this cultural change eventually affected the reputation and conduct of Quasits throughout the Abyss 45 46 185 186.

Appearance

A typical Abyssal Quasit is a short, gray-skinned humanoid demon, roughly 1.4–1.5 meters tall from a human perspective 14.

• Broad ears with sparse tufts of hair at their tips.
• Large eyes, often depicted as crimson in artificial Quasit descendants.
• Long, thin limbs and slightly forward-bending knees.
• A mouthful of sharp fangs and clawed hands.
• Rough, stone-like skin rather than fur 14 19 44.
• Artificial Monkey Quasits retain traits from their original primate bodies, such as Red Nose's conspicuous red nose or colored ear-fur 19 46.
• Some Monkey Quasits grew far larger than ordinary Quasits; a captured specimen presented by Yaga-Tel was nearly two meters tall and retained monkey fur at its ear tips 195.
• Red Nose later adopted partial humanoid clothing in the Abyss, including a jacket and bow tie, though Quasit anatomy prevented a fully human-like outfit 48.

Personality

Quasits are defined by survival instinct. They hide from danger, avoid fair fights, and readily submit when faced with overwhelming force. Their cowardice is practical rather than passive: a Quasit will deceive, flee, bargain, or surrender its Soulstone if those choices offer a chance to live 14 19.

Artificially created Monkey Quasits initially lacked the experience expected of Abyss-born demons. After Yin Ming's coercive training, many adopted calculated, self-destructive bargaining tactics, treating their own Soulstones and lives as negotiating tools in the Abyss 45 46.

The Monkey Quasits' survival culture became increasingly organized after entering the Abyss. They turned Yin Ming's lessons into published survival manuals, including advice on forged Soulstones and countermeasures against Quasit deception. Their commercialized cunning provoked distrust toward Quasits across the Abyss and made demon lords reluctant to accept Quasit allegiance 51 185 186.

Abilities & Skills

Demonic Physiology

Quasits possess extraordinary bodies and long lifespans, though their physical combat ability is poor for First-Ring creatures.

• A Quasit's lifespan is approximately ten times that of a human; mature Abyssal Quasits can live for nearly a thousand years 18 151.
• Full Quasits possess the potential to become First-Ring Demonic Beasts 18 21.
• Artificial juvenile Quasits such as Red Nose possess a First-Ring bloodline ceiling unless they encounter extraordinary opportunities 20.
• Juveniles cannot properly grow on Material World food alone; they require Abyssal aura, Soul Crystals, or specific souls 21.
• Their inherited knowledge allows even newly transformed Quasits to speak human languages and Demon Tongue 19 20.
• Quasits possess exceptional breath and aura-concealment abilities, enabling them to hide in darkness, beneath terrain, or within Abyssal Mist 152 191.

Parasitic Bloodline Control

Quasit descendants can inhabit humans and distort their behavior from within.

• Initial-form bloodlines parasitize hosts and collect souls from murder victims 14.
• Their influence can mislead perception, manipulate emotion, twist a host's will, and drive murder without obvious supernatural traces 16.
• Bloodline descendants generally flee after the host dies, while evolved variants can continue using the corpse 23.
• Quasits in the Material World continue to use bloodline descendants for covert soul harvesting, prioritizing concealment over the number of souls collected 256.

Bloodline Evolution

A Quasit Bloodline can develop into specialized forms after gaining the true blood of its source.

• Giant Husk — enlarges and strengthens a host corpse for direct combat 23.
• Armorbound — forms black armor around the host body; the armor is highly durable but was penetrated by enhanced musket fire 23.
• Heart-Eater Worm — listed as a potential advanced bloodline derived from an initial Quasit Bloodline 16.
• Quasit King Youngling — an artificial lineage created through Yin Ming's high-mutation bloodline potions 43 44.
• Monkey Quasit — a newly formed Quasit subspecies descended from transformed primates. It retains aspects of its original body while sharing a secondary Bloodline Origin through the Monkey Quasit clan 44 45.

Soulstones and Abyssal Runes

Quasits can split off a wisp of their souls and bind it into a stone as proof of submission.

• A Soulstone grants its holder overwhelming leverage over the Quasit that created it 19 45.
• A demon cannot offer its soul twice, making a held Soulstone protection against another master's claim 45.
• Soulstone stimulation can inflict severe soul-pain on the linked Quasit and reveal its approximate position to the holder 53.
• Monkey Quasits learned to forge false Soulstones by drawing Soul Runes and simulating a soul fragment without actually splitting their souls 51 55.
• The Abyssal Quasit Survival Manual and Survival Manual Countermeasures later publicized methods for detecting both forged Soulstones and faked pain responses 185.
• Red Nose retained the Abyssal Sacrifice Rune, Abyssal Summoning Rune, and an incomplete True Name Rune through Quasit inheritance 20.
• Soul Crystals are a primary Abyssal resource used for growth and are demanded as payment for Soulstone redemption 21 44.
• The Abyssal Will considers Soul Crystals strategic resources and forbids their export through ordinary Abyssal Summoning 48.

Abyssal Mist

Jeroffi, a First-Ring Quasit, demonstrated a powerful corrosive mist in battle.

• The mist rapidly corroded stone, steel, vegetation, corpses, and other material it touched 23.
• It extinguished incendiary flames and weakened the blast of an Alchemical Bomb 23.
• The technique was ultimately dispersed by explosives, allowing musket fire to kill Jeroffi 23.
• First-Ring Quasits can also deploy Shadow Mist, a broad corrosive and concealing mist suited to ambushes and coordinated attacks 191.

Clan Bloodline Connection

The Monkey Quasit branch is linked by its secondary Bloodline Origin and True Name Imprints.

• The Monkey Quasit Bloodline Origin Crystal was condensed through a collective prayer to the Abyssal Will and connects the branch through shared bloodline threads 45.
• Yin Ming's False Dretch Ancestor External Core senses these threads and functions more like a second linked body than a conventional Dharma Aspect 47.
• The External Core developed a self-generated Zero-Ring True Name Rune and can potentially exceed its initial First-Ring limit as the Monkey Quasit clan expands 47.
• Following Yaga-Tel's death, the Quasit External Core occupied part of the Quasit Clan's Bloodline Origin talismans and continued to draw upon Quasit bloodline power to raise Yin Ming's physical potential 208 218.

Relationships

• Yin Ming — Created Red Nose through a Quasit Bloodline Potion, forced him into Soulstone servitude, then released him to the Abyss in exchange for future Soul Crystals 18 19 21.
• Red Nose — A red-nosed macaque transformed into an artificial juvenile Quasit; later became Yin Ming's intermediary for dealings with the Monkey Quasits and the Beck Subplane 19 48 49. Red Nose later gathered 10,000 Soul Crystals, survived the Beck Subplane incident, and helped coordinate the Monkey Quasits' later activities 282 284.
• Jeroffi — A First-Ring Quasit and the bloodline source of the parasite formerly inhabiting Jeroen Hoven; killed by Johnny Green's forces at Golden Lion Castle 23.
• Demon King Christine — The stronger Abyssal power behind Jeroffi's actions in Golden Lion County. Jeroffi remained in the Material World and defended the demon altar because of Christine's plans 23 24.
• Abyssal Will — Bestows demonic inherited memories and retains primary ownership over the Monkey Quasit ancestral blood-source rune 20 45 47.
• Monkey Quasits — 962 artificial Quasit King younglings created from captured primates. Their collective true blood condensed into a secondary Bloodline Origin Crystal 44 45.
• Yaga-Tel — The Third-Ring Ancestor of Quasits. He blamed the Monkey Quasit subspecies and their survival manuals for the Quasit race's loss of trust during the Abyssal War 194 195.
• War Demon Romance — One of the demon lords publicly swindled by Monkey Quasit defectors. His humiliation and hostility toward Quasits became an important factor in the later hunt for Yaga-Tel 46 55 193.
• Succubus Dinaya Aman — Kept Royal-Blood Quasits as subordinates and used Red Nose's memories to identify and pursue Yin Ming. Red Six was later seen serving her 52.

Story Role / Major Arcs

Golden Lion County Infestation

Quasit Bloodline descendants secretly parasitized the stewards of Golden Lion County's manors. Their hosts became increasingly cruel and murder-driven, generating the chaotic souls that Quasits required 14 16.

After the destruction of Golden Lion Castle, several evolved Quasit Bloodlines emerged from dead hosts. Jeroffi then revealed itself beneath the castle, defended the demon altar with Abyssal Mist, and died under concentrated musket and Alchemical Bomb fire 23.

Red Nose Experiment

Yin Ming used a Quasit Bloodline Potion on a red-nosed macaque, producing Red Nose, an intelligent juvenile Quasit with inherited Abyssal knowledge. Following Red Nose's failed escape attempt, Yin Ming compelled it to offer a Soulstone and used it as a source of Demon Tongue and Abyssal lore 18 19 20.

Yin Ming later sent Red Nose back to the Abyss, demanding 10,000 Soul Crystals to redeem its Soulstone. Red Nose eventually gathered the required amount, but discovered that Soul Crystals could not be exported through Abyssal Summoning because the Abyssal Will considers them strategic resources 21 48.

Red Nose later remained active among the Monkey Quasits. It waited unsuccessfully for Yin Ming in the Beck Subplane, eventually confirmed that it had gathered the required Soul Crystals, and helped organize the branch's later missionary network 53 282 284.

Monkey Quasit Army

Yin Ming purchased enough Quasit true blood to manufacture 1,000 Rank 1 Bloodline Potions. He captured primates from the Magic Beast Forest and transformed them into Quasit King younglings 43 44.

Of the thousand potions used, eight subjects died during transformation and thirty refused to surrender their Soulstones, leaving 962 controlled Quasits. Yin Ming sent them into the Abyss to gather Soul Crystals, presenting their eventual freedom as a transaction rather than permanent slavery 44 46.

Before their departure, Yin Ming taught the Monkey Quasits survival tactics based on betrayal, false soul offerings, strategic self-preservation, and exploiting stronger demons for payment. The lessons transformed the formerly naive younglings into unusually calculating Abyssal survivors 46.

Bloodline Origin and False Dretch Ancestor

The Monkey Quasits collectively offered their True Name Imprints to the Abyssal Will and condensed a secondary Bloodline Origin Crystal. The crystal linked the 962 Quasits through shared bloodline threads and served as a safeguard against Yin Ming breaking his promise 45.

Yin Ming later used the Bloodline Origin to forge the False Dretch Ancestor External Core. Its Monkey Quasit Dharma Aspect connects directly to the surviving Quasit bloodline threads and has the potential to surpass its First-Ring limit if the artificial lineage continues expanding 47.

The Aspect's continuing connection to the Quasit Clan later distinguished it from Yin Ming's other External Cores. While ordinary First-Ring External Cores ceased enhancing him after reaching their limit, the Quasit External Core continued drawing upon clan bloodline power, albeit slowly because of the Abyssal Will's restrictions 210 218.

Abyssal Reputation Crisis and Soulstone Redemptions

The Monkey Quasits' false-Soulstone schemes and mass defections damaged the Quasit race's credibility in the Abyss. Demon lords became reluctant to accept Quasit subordinates or trust voluntary Soulstone offerings, while the Monkey Quasits' teachings were compiled into commercially circulated survival manuals 51 55 185.

Red Eighteen and five fellow Monkey Quasits successfully gathered 10,000 Soul Crystals by defecting from a War Demon and working together. Yin Ming redeemed Red Eighteen's Soulstone, honored the promised exchange, and encouraged the freed Quasit to establish and multiply its own tribe 53.

The manuals' spread extended beyond the Monkey Quasit branch. By teaching native Quasits methods of deception, counter-deception, and survival, they became a source of instability significant enough to attract the attention of Abyssal demon lords and Demon Kings 185 186.

Bixipu Abyssal War

During the Bixipu Abyssal War, Quasits were deployed or recruited into a conflict between their race and numerous demon lords. Yin Ming exploited their customary concealment tactics, killing 129 First-Ring Quasits in three days while harvesting World Origin Crystals; the remaining three of his 132 crystals came from Bigmouth Demons 191 192.

The Quasit race's reputation crisis helped accelerate the war. Abyssal demons attributed the unusual scale of the conflict to the Quasits' excessive invitations, frauds, and resulting grievances, while the dead demons were intended as food for Beelzebub 194.

At Redstone Peak, Yaga-Tel, the Ancestor of Quasits, attempted to save himself by identifying the Monkey Quasit subspecies as the true source of the survival manuals and Quasit deception. The demon lords refused to trust him, since his long history of cowardice and survival-driven lying made even his truthful plea appear deceptive 195.

Trivia

• Quasits are described as “the shame of First-Ring creatures” because their instinct for survival makes them unusually poor at open combat 23.
• A Quasit Bloodline host may never realize it has been parasitized; Jeroen Hoven died without understanding the source of his murderous impulses 16.
• The 962 Monkey Quasits formed a new, unstable branch of the Quasit race rather than a true independent racial bloodline 45.
• Despite their typical cowardice, Monkey Quasits trained by Yin Ming began demanding Soul Crystals from stronger demons before surrendering their Soulstones 46.
• Quasits are the Abyss's most populous demon race, even though their individual combat power and social standing are low 194.
• The Quasit Survival Manuals became sufficiently influential that demons developed separate countermeasure guides for identifying forged Quasit Soulstones 185.
• A native Quasit in the Source Plane continued to prioritize hiding and indirect bloodline parasitism even when the absence of central authority created exceptional opportunities for harvesting souls 256.
• The Monkey Quasits later used their publishing experience and decentralized survival practices to distribute Yin Ming's Undying Doctrine across multiple planes 284 295.