Black Snake

Biodata

Feature	Value
Name	Black Snake (黑蛇); uses this name when introducing himself, though he later reflects that he has never chosen a proper personal name 163 165 175.
Alias(es)	Brother Snake / Snake Brother; Snake Immortal, as worshipped by villagers; the rumored black Flood Dragon of the River 14 27 50 133.
Species/Race	Snake-born demonic beast undergoing flood dragon transformation 175.
Affiliation	Azure Cloud Monastery’s mountain-guarding spirit beast; undertakes a hundred-year guardianship agreement 128 133 135.
Occupation/Role	Mountain guardian, self-taught cultivator, medicinal-herb grower, and occasional rat-catcher and spirit-exorcist 138 142 150 165.
Age	More than five hundred years old by his confrontation with Master Nan 168.
Cultivation Realm	Yang Spirit Realm 170 186.
Residence	Originally the valley around Giant Rock and Lone Crag Courtyard; later the mountain occupied by Azure Cloud Monastery, with an additional cave dwelling in the Spirit Realm 30 55 165.
Status	Alive; rests beside the Dry Well after destroying the Ghost King with Red Clothes 201.
First Appearance	Chapter 1, “The black snake” 1.

Power Progression

Descriptive milestones below record demonstrated development; they are not additional named cultivation realms.

Stage / Realm / Level	Chapter	Notes
Anomalous snake	1	Develops an inexplicable fondness for rain, climbing to high ground and repeatedly breathing in cool, rain-laden air.
Refined supernatural perception	11	Adjusts his usual heat-sensing perception to resolve a phantom’s outline clearly. Attempts to concentrate energy in his fangs after observing Fox, but fails.
Growth after shedding	14	Gains another inch or so in length; memorizes the sounds of “Brother Snake,” initially mistaking them for Chi Ke’s name.
Out-of-body awareness	15	Leaves his coiled body and travels through the mountain as disembodied awareness.
Energy concentrated in fangs	21	Successfully gathers energy into his venomous fangs during the fight with a wild boar.
Energy-assisted tearing and fog release	24	Directs cool energy into his muscles to tear meat apart. Releases a large fog cloud, but cannot prevent the loss of stored rain energy.
Lightning-tempered body	29	Uses nearby lightning strikes to merge absorbed rain energy into his body more rapidly, noticeably strengthening his muscles.
Initial deficiencies repaired; retained yang aura	33	A rainy season of lightning tempering leaves enough lightning-derived yang aura for his energized body to destroy phantoms on contact.
Spirit-form attack	40	Leaves his body under the full moon, bypasses a repellent powder, and bites a sleeping enemy’s spirit.
Initial Yin Spirit reshaping	47	After roughly four months of concentration, can alter his spirit’s appearance; distractions still cause the form to collapse.
Structured humanlike Yin Spirit	51	Constructs spirit bones, then a rough human skeleton and blood vessels. An accidental circulation system improves absorption of moonlight, rain energy, and mountain mist.
Stronger scales and eyelids	55	Two centuries of secluded cultivation enlarge his body, toughen his scales, and produce eyelids.
Spirit sword formation	56	Creates a faint blue sword from Yin Spirit energy, overcoming his inability to hold an ordinary physical sword. Maintaining it is initially exhausting.
Spirit sword affects physical matter	79	Forms a sword and cuts strands of a spiderweb while testing his growing Yin Spirit abilities.
Modified tail, dorsal spines, and head	128	Tail alterations improve swimming; soft dorsal spines can become lethal blades. His enlarged head bears sharp, protruding scales, while limb growth remains unfinished.
Sunrise cultivation and major bodily transformation	160	Carefully absorbs morning yang essence through his spirit’s meridians. Near his five-hundredth birthday, enters deep sleep as accumulated energy fuels a major transformation.
Yang Spirit	163 170	Travels into the County Seat as a yang spirit; other cultivators subsequently recognize him as a genuine Yang Spirit.
Further growth toward a limbed body	172 173	Grows another chi after hibernation. Developing limbs and bones bring him closer to usable claws, though each bone and muscle requires substantial energy.
Cultivation blockage begins to loosen	191	Notices that rescuing the sacrificial girl appears to have loosened a long-standing blockage; no new named realm is confirmed.

Background / History

Early life around Giant Rock

Black Snake’s departure from ordinary animal life begins with his attraction to rain. He repeatedly climbs above the forest to breathe cool air during storms, gradually developing unusual senses and awareness without understanding cultivation theory 1 11 15.

His early life revolves around hunting, basking, shedding, and hibernation. Increasing size makes small prey inefficient and leaves him unable to enter mouse holes or swallow some larger kills. He adapts by raiding bird nests, hunting large river fish, and eventually learning to tear flesh into manageable pieces 10 12 22 24 27.

Chi Ke becomes a familiar, tolerated neighbor and addresses him as “Brother Snake.” Black Snake initially understands none of his speech. Repeated readings slowly leave traces in his memory, and he eventually abandons the idea of eating Chi Ke, the attendant, and the hunter 10 14. When Chi Ke approaches with a possessing phantom, Black Snake frightens it away and pursues it, observing Fox’s ability to strike the spirit 11.

Self-taught cultivation and transformation

Black Snake develops his cultivation through experimentation rather than inherited methods. Chi Ke recognizes that, unlike Fox and Fat Weasel, he has no ancestral path to follow: his progress comes from risky attempts and corrections 41.

Lightning tempering strengthens his body and makes him dangerous to ghosts. Human butchery inspires him to tear prey apart, while Fox’s humanlike Yin Spirit prompts him to attempt a similar transformation 22 29 33 42. He first copies the outline of a boy observed in a dream, then discovers that his spirit form needs an internal skeleton. Bones and blood vessels gradually stabilize the form and improve its energy circulation 47 51.

His dealings with humans remain hazardous. A stray arrow during a riverside battle triggers indiscriminate retaliation against armed people; later, Chi Ke refuses to reveal his habits to visitors seeking to capture him 38 40. When bandits burn a village and ignite the mountain, Black Snake interprets the fire as a threat to his own life and hunts down the attackers in the rain 52.

Settlement near Azure Cloud Monastery

After fleeing for more than half a month, Black Snake settles on a remote mountain. Two centuries pass in a routine of hunting and absorbing rain and mist. When women establish a religious complex halfway up the slope, he watches their recitations, gardening, and release of trapped animals rather than immediately abandoning his home 55.

A Daoist nun’s moonlit sword practice gives him a new pursuit. He repeatedly imitates her movements, struggles with human footwork, and eventually creates an energy sword for his Yin Spirit 56. He Ning later teaches him the etiquette of occupied cultivation grounds and helps him understand his responsibility to keep hostile beings from approaching Azure Cloud Monastery 79.

His guardianship expands beyond simple territorial defense. He drives away spirits, destroys diseased animals attacking the mountain, survives being dragged into the Underworld, and protects funeral rites from Heretic Cultivators collecting battlefield souls 79 94 97 109.

War, guardianship, and the desire to study

Black Snake’s hundred-year agreement binds him to protect Azure Cloud Monastery during prolonged unrest. He generally avoids armies and political disputes, but kills bandits and infiltrates rebel holdings when the monastery itself is threatened 109 135 136 138. His reputation divides into two identities: the rumored black Flood Dragon of the River and the secluded mountain-guarding spirit beast. He conceals the former when it attracts unwanted attention 133.

Even after fulfilling the agreement, he remains attached to the mountain and its familiar routines. As newer Daoists begin treating his deeds as legends, he continues tending medicinal fields and preserving the place associated with his memories 138 144 149.

His interest in human knowledge becomes increasingly deliberate. He wants to attend school, but his Yin Spirit’s daylight vulnerability initially limits him to considering nighttime study. War later leaves no schools available, so he buys a primer and two medicinal-herb books instead 142 163. He also uses dream entry to investigate a plan to quarry the monastery’s mountain for a Holy King statue, incapacitating the organizer without killing him outright 150.

Yang Spirit and life in the Spirit Realm

Approaching five hundred years of age, Black Snake refuses to abandon his established cultivation routine for unfamiliar spiritual energy. He practices cautious sunrise cultivation, tends his medicine fields, and enters a deep sleep during which his body undergoes a major transformation 160. He is subsequently shown moving through the human world as a Yang Spirit 163.

He establishes a cave in the Spirit Realm to shelter himself and protect his books. His routine combines mist absorption, herb cultivation, reading, and sword practice, with occasional returns to the Mortal Realm 165. Xiao Yu remains his close companion, while Red Clothes becomes a nearby resident after he leads her to his mountain 175.

His growing strength does not remove his caution. He destroys Master Nan’s false dragon and faith-powered illusion, but declines unfamiliar alliances against the Holy King, preferring reliable information and plans made on his own terms 169 172 173.

The Ghost King and the monastery’s rejection

When the Ghost King attacks Azure Cloud Monastery, Black Snake fights alongside Xiao Yu and Red Clothes. His precise swordplay destroys powerful ghosts and keeps the defenders alive, but an approaching old Daoist causes him to withdraw Red Clothes from danger, allowing the Ghost King to escape 184 185.

The newcomer demands that Black Snake submit to a century of confinement and repentance. Once his Yang Spirit manifests the phantom of a massive snake, the people he protected recoil from his demonic identity. Black Snake accuses the old man of disguising revenge for Master Nan as moral concern, then escapes using venom and lightning 186.

A further clash ends when the Abbot orders both sides to stop. Black Snake withdraws to a misty gorge, reconsiders his relationship with the monastery, and acknowledges the loneliness of facing his troubles without dependable support 187.

Rescue at Oxhead Rock and final revenge

Black Snake intervenes when he learns that a sixteen-year-old orphan is to be drowned as the Dragon King’s “bride” in his name. He cuts her underwater bindings and brings her to safety, then punishes the responsible Village Elder through a nightmare that drains the man’s vital energy 190 191.

He later confronts the Ghost King in the Underworld with Red Clothes. Despite exhaustion and severe pain from his spiritual calculations, he uses a feint to expose the enemy, reverses his sword strike into its vital point, and pins it down for their combined finishing attack. The Ghost King’s core shatters, and Black Snake escapes through the Dry Well to rest in his serpent form 201.

Appearance

Black Snake’s physical body grows from an unusually large black serpent into a creature visibly approaching flood dragon transformation. His spirit form resembles a small boy, but earlier versions retain unmistakable serpent features 12 51 175.

• Black scales and slit pupils: His scales have a cold, dim luster; his eyes are nearsighted, making supernatural perception more useful than ordinary sight 6 42.
• Increasing size: About twenty feet long early on, over twenty feet during his river hunts, and five zhang long when entering the Spirit Realm 12 27 165.
• Altered head and back: Develops a huge head with sharp protruding scales and a row of soft dorsal spines capable of becoming blades 128.
• Eyelids: Unlike an ordinary snake, can close his eyes while fighting 55 60.
• Boy-shaped spirit: Takes the appearance of a six- or seven-year-old child; earlier forms have scales, unusual eyes, and a forked tongue 51 150 183.
• Spirit clothing and sword: Forms clothes, shoes, a scabbard, and a longsword through spiritual energy; later carries the sword at his waist 56 94 170.

Personality

Black Snake begins as an instinct-driven predator. He sorts encounters chiefly into prey, threats, and irrelevant background, often misunderstanding human gestures and intentions. His early protection of Chi Ke comes from aversion to the possessing phantom rather than a fully understood social obligation 9 11 22.

Caution remains central to his behavior. He prefers observation, concealment, ambush, and retreat to uncertain frontal combat. Longevity—not fighting for its own sake—is his cultivation goal, and he openly recognizes that armies, unfamiliar creatures, and stronger cultivators can exceed his ability to confront them 75 109 160 170.

His patience is paired with insecurity. He practices for centuries, often assumes slow progress means insufficient effort, and continues doubting whether he understands genuine swordsmanship 51 142 164. Learning, books, and formal schooling become persistent aspirations; he prefers paying for instruction to secretly benefiting from a school and feeling indebted 163 177 194.

Over time, his conduct becomes more considerate without becoming universally interventionist. He releases an innocent rat demon, charges a poor family only three eggs for an exorcism, refuses to steal eggs, and saves the sacrificial girl. Yet he still declines unrelated pleas and avoids conflicts beyond his chosen responsibilities 94 142 144 163 190.

Attachment to home and trusted companions gradually complicates his independence. He protects Xiao Yu, respects Red Clothes’s perseverance, and feels bitterly abandoned when the monastery’s defenders fear him after learning his identity 102 175 186 187.

Abilities & Skills

Thermal, Scent, and Vibration Perception

Black Snake combines heat sensing, tongue-based scent analysis, and sensitivity to vibrations to navigate and hunt despite poor eyesight 11 24 27.

• Tracks warm bodies through screening vegetation and darkness 52 58.
• Detects a heat-concealing human by identifying a gap in the surrounding temperature field 24.
• Reads minute changes in an opponent’s body heat to anticipate movement 121.
• Locates underwater prey through disturbances from gills and fins when sight and thermal sensing fail 27.
• Gathers information passively without sending out probing spiritual fluctuations 131.
• Limits: Strong transmitted vibrations can overwhelm his sensitivity; biting and tearing interfere with tongue-based scent perception 119 173.

Rain, Mist, and Lightning Cultivation

His self-developed method absorbs rain energy, moonlight, mountain mist, and spiritual energy, while lightning tempers his body 29 51 93 160.

• Lightning accelerates the integration of rain energy and strengthens his muscles 29.
• Retained yang aura enables his energized body to disperse phantoms on contact 33.
• Early uncontrolled fog release conceals him while leaving his thermal perception effective 24.
• Rain and mist later assist rapid travel; he moves more effectively in wet conditions than under a clear, dry sky 144 187.
• Carefully absorbs morning yang essence, stopping when sunlight begins to burn his Yin Spirit 160.

Spirit Separation and Humanlike Transformation

Black Snake leaves his physical body and acts through a spirit form that he gradually reshapes into a boy 15 47 51.

• Constructs bones, blood vessels, clothing, and shoes through prolonged experimentation 51 56.
• Uses spirit form for agility, pursuit, infiltration, and fighting souls 134 183 185.
• Possesses an unusually resilient Yin Spirit capable of close combat with supernatural creatures 59 97 109.
• Limits: Early transformation collapses under distraction; his Yin Spirit cannot normally grasp physical objects and is initially vulnerable to daylight 47 56 142.
• A weapon carrying sufficient killing power can injure his Yin Spirit 134.

Sword Formation and Swordsmanship

He creates his own spiritual sword and learns primarily by watching the monastery’s sword practitioners 56 94 185.

• Uses precise thrusts against ghosts and diseased animals, sometimes killing without leaving a visible physical wound 94 128.
• Improves drawing speed by moving the sword from his back to his waist 94.
• Employs feints, repeated small wounds, abrupt changes of direction, and attacks calculated several moves ahead 184 185.
• Uses a reversed sword path and a coordinated distraction to strike the Ghost King’s vital point 201.
• Limits: Sword formation initially drains him heavily; even after a century of practice, he doubts his grasp of the sword’s essence 56 142.

Thunder Arts

Black Snake channels lightning against living opponents, ghosts, and contaminating spiritual energy 78 97 121.

• Overwhelms an incense-strengthened false Dragon King 78.
• Cleanses foul energy from his Yin Spirit after surviving the Underworld 97.
• Channels lightning through his throat during an underwater attack 121.
• Uses short bursts as distractions during escape 186.
• Limits: Powerful Thunder Arts are difficult to control and cannot be quickly replenished. An opponent’s iron rod can deflect his lightning 88 101.

Venom, Constriction, and Physical Combat

His principal bodily weapons are venomous fangs, powerful coils, mass, and an increasingly armored body 21 38 60.

• Kills large prey with venom and constriction, then tears away flesh instead of swallowing the entire carcass 38 108.
• Crushes bones by rolling, twisting, and using his body weight 60.
• Uses the riverbed to batter opponents who cannot brace themselves underwater 121.
• Deploys poisonous mist against the old Daoist 187.
• Limits: Early scales resist slashes better than sharp points. Protective garments and Iron Body Art can obstruct his fangs, while heavy weapons still injure him 38 52 102 121.

Dream Entry and Spiritual Punishment

Black Snake enters dreams to investigate threats and damage enemies without an open confrontation 150 191.

• Questions sleeping members of the Tong Household to identify the purpose behind a proposed mountain purchase 150.
• Incapacitates the Tong patriarch for years rather than killing him 150.
• Traps the Village Elder in layered nightmares and drains his vital energy 191.
• Bypasses physical repellent powder by attacking a sleeping enemy in spirit form 40.

Supernatural Judgment and Tactical Restraint

His experience lets him distinguish imposing appearances from actual power and choose targets according to risk 78 128 169.

• Recognizes incense-powered ghosts masquerading as Dragon Kings and “Heavenly Kings” 78 169 187.
• Breaks Master Nan’s golden illusion by rejecting its claim to genuine divine authority 169.
• Targets formation flags instead of directly contesting three Heretic Cultivators’ spells 109.
• Uses terrain and practiced teamwork with Xiao Yu and River Ash to overcome stronger opponents 102 121.
• Limits: He admits difficulty interpreting schemes and large-scale human affairs; intense combat calculations can cause severe headaches and exhaustion 135 184 201.

Equipment / Weapons / Items

• Spirit longsword and scabbard — Formed from spiritual energy rather than an ordinary forged weapon; usually carried at the waist after he adjusts his technique 56 94 170.
• Primer and two medicinal-herb books — Purchased at the regular price from an injured bookseller; later transported to his Spirit Realm dwelling 163 165.
• Medicinal fields and stored herbs — Cultivates secluded plots, gathers plants regularly, and stocks his cave before major sleep and transformation 144 149 160.
• Savings — Accumulates copper coins and silver into a large mound; his old cloth money bag eventually disintegrates 160.
• Cave-wall map — Records hidden medicine-field locations to compensate for his unreliable memory 149.
• Spoils from the cave attacker — Black Snake and Xiao Yu recover a compass, money, supplies, an iron rod, and a protective inner garment; their later use is not established 102.
• Unknown seeds — Acquires a pouch by trading nuts received for helping keep a marketplace peaceful 177.

Relationships

• Chi Ke — Early neighbor and language teacher. Trusts Black Snake against supernatural threats, refuses to betray his whereabouts, and spends his remaining time teaching him more human words 11 14 39 40 41.
• The hunter — Helps after the wild-boar fight and cuts the oversized carcass into food Black Snake can eat, inadvertently inspiring his later tearing technique 21 22.
• Fox — Familiar companion and example of faster cultivation. Demonstrates how to strike a phantom and later inspires Black Snake’s humanlike spirit transformation 11 30 42.
• He Ning — Guide and trusted helper. Explains cultivation etiquette, conceals his role in a thunder attack, watches over his unresponsive body, and researches the Underworld for him 79 88 97.
• Xiao Yu / Little Feather — Close companion, scout, and battle partner. Shared injuries deepen their bond; Black Snake regards their coordination as more dependable than his teamwork with Red Clothes 102 168 185 201.
• River Ash — Otter ally who helps distract and wound the short-haired fighter while Black Snake exploits the river’s depth 121.
• Red Clothes — Vengeful ghost who becomes a nearby companion. Black Snake protects her during the monastery battle and later helps her destroy the Ghost King who murdered her family 175 184 201.
• The Abbot of Azure Cloud Monastery — Source of the guardianship agreement and a swordsmanship model. Their relationship becomes strained by the monastery’s silence during the old Daoist’s accusations, though the Abbot subsequently stops the confrontation 128 185 186 187.
• Hu Changqing — Friendly contact at Cloud Immortal Hall. Supplies information, arranges monitoring of the Holy King, and warns Black Snake of outsiders claiming to be Dragon Kings 173 177 194.
• Master Nan — Enemy who targets Black Snake with ghosts and a faith-powered golden illusion; Black Snake destroys his false dragon and kills him 169.
• The old Daoist — Powerful adversary who demands a century of repentance and tries to turn Black Snake’s presence against the monastery. Black Snake suspects a connection to Master Nan 186 187.
• The Ghost King / Holy King — Persistent threat associated with ghost armies and mortal allies. Black Snake ultimately destroys him with Red Clothes in the Underworld 150 172 173 201.
• The sacrificial girl — Sixteen-year-old orphan rescued from drowning as a supposed Dragon King bride. She asks Black Snake to take her away rather than return her to the town 190 191.

Notable Quotes

“Doing this will only make you die again.”
— To the evil cultivator’s Yin Soul in the Underworld 96.

“No hurry to strike. Let’s find out what we’re dealing with first.”
— Directing Xiao Yu to investigate before attacking 168.

“Follow me.”
— Inviting Red Clothes back to his mountain 175.