Dugu Yan

Biodata

Feature	Value
Name	Dugu Yan (独孤雁)
Alias(es)	Yan Yan / Yanyan 4 47
Gender	Female
Age	19 at her introduction 4
Affiliation	Heaven Dou Royal Academy; Heaven Dou Team One; Tang Yu’s continental training group 5 57 105
Occupation/Role	Control-type Soul Master; vice-captain of Heaven Dou Team One 5 57
Martial Soul	Jade Phosphor Serpent, also called Jade Scale Snake; evolves into the Blazing Sun Jade Scale Snake 5 92 161
Highest Documented Level	Level 87 Soul Douluo 183
Sea God Assessment	Black Tier Six Trials 161
Status	Alive; participates in the battle against Bo Saixi 186
First Appearance	Chapter 3, accompanying Dugu Bo to the Ice and Fire Yin Yang Eye 3

Power Progression

Stage / Realm / Level	Chapter	Notes
Level 36 — Soul Elder	4 5	Introduced as a control-type academy genius with three Soul Rings: yellow, yellow, purple.
Level 37 — Soul Elder	26	Advances after transferring her internal toxins into a thousand-year Soul Bone. Her cultivation speed improves once the toxins stop hindering her.
Level 39 — Soul Elder	45	Tang Yu gives her an Immortal Herb but advises her to wait until she obtains her fourth Soul Ring before consuming it.
Level 41 — Soul Ancestor	57	Reaches this level after absorbing her fourth Soul Ring; reported retrospectively.
Level 45 — Soul Ancestor	45 57	Absorbs the Jade Poison Purple Dragon Ganoderma after obtaining her fourth ring, raising her Soul Power from 41 to 45.
Level 47 — Soul Ancestor	57	Reaches this level after another half-year of cultivation. Becomes Heaven Dou Team One’s vice-captain.
Level 48 — Soul Ancestor	92	Declares her level during the individual competition against Martial Soul Hall.
Peak Level 48 — Soul Ancestor	105	Recorded when Tang Yu’s continental training group departs.
Level 54 — Soul King	112	Listed among the group’s levels after eight months of training.
Level 70 — Soul Saint threshold	160	Breaks through after five months of training under Sea God’s Light.
Level 72 — Soul Saint	160 161	Refines the Ten Headed Fierce Yang Serpent’s Inner Core as her seventh Soul Ring. Her Martial Soul evolves and gains Fire Poison.
Level 76 — Soul Saint	161	Reaches this level by the end of the First Trial. Completing the trial awards one additional Soul Power level.
Level 78 — Soul Saint	175	Recorded after completing the Second Trial, which awards one Soul Power level.
Level 83 — Soul Douluo	176	Recorded after the Third Trial. Her eighth ring is a hundred-thousand-year God-granted Soul Ring.
Level 87 — Soul Douluo	183	Recorded after completing the Fifth Trial, which awards one Soul Power level.

Appearance

Dugu Yan is introduced as a striking young woman with a bewitching charm 3 4.

• Hair: Short and dark purple 4.
• Eyes: Green 4.
• Complexion: Very fair 4.
• Build: Curvy figure 4.

Background / History

Poison Backlash and the Sunset Forest Encounter

Dugu Yan inherits a poison-based serpent Martial Soul and has been exposed to toxins since the womb. Tang Yu warns that its eventual backlash would be worse than Dugu Bo’s and could prevent her from living beyond thirty. Her own toxins also hinder her cultivation despite her considerable talent 6 26.

She first encounters Tang Yu when he and Tang Tian remove the rare herbs surrounding her grandfather’s cultivation residence. After Tang Tian overpowers Dugu Bo, she attempts to capture Tang Yu as leverage. Her poison proves ineffective against his immunity, and he breaks her restraint, strikes her down, and takes her hostage 3 4 5.

Tang Yu stops Dugu Bo’s execution and offers a temporary treatment for their poison backlash in exchange for ten years of Dugu Bo’s service. Although Dugu Yan initially leaves the encounter resentful, her attitude changes after Dugu Bo obtains a thousand-year Soul Bone for her. Transferring her toxins into it raises her cultivation speed, and she thanks Tang Yu when they meet again 6 26.

Heaven Dou Academy and Competition

Tang Yu later gives Dugu Yan a compatible Immortal Herb and thousand-year Whale Rubber. The Whale Rubber’s side effects cause her to lose control and forcibly kiss both Ye Lingling and Tang Yu. Tang Yu restrains and calms her with Ye Lingling’s assistance; afterward, Dugu Yan recognizes that she has fallen in love with him 45 46 47.

During wilderness training, she chooses Tang Yu’s team rather than Yu Tianheng’s and uses her poison field to support their coordinated attacks. When Tang San’s group counters the field with ranged weapons, Tang Yu orders her to withdraw the poison and help escort the injured Zhu Zhuqing to safety 48 49 52.

She becomes Heaven Dou Team One’s vice-captain. Her individual fighting strength is deliberately concealed during the competition, but she eventually enters an individual match against the level 48 Sun Chuantao. She combines restraint, purple poison, and red poison before later losing to the level 52 Yan 57 90 92.

During the tournament period, Bone Douluo kidnaps her alongside Ye Lingling and Zhu Zhuqing to lure Tang Yu into a confrontation. Tang Yu attacks Bone Douluo, while Dugu Bo frees the three captives and shields them from the ensuing battle’s residual energy 65 66 67.

Continental Travels

Dugu Yan joins Tang Yu’s traveling training group at peak level 48. Their journey includes battles against destructive Soul Beasts, criminal Soul Master gangs, and hostile Soul Masters 105 112.

In Ice Snow City, she takes the initiative to enter Tang Yu’s room and establish an intimate relationship with him. Tang Yu promises to treat her well for the rest of his life, and she becomes more openly affectionate toward him 111 112.

Sea God Island Trials

Dugu Yan trains under Sea God’s Light as a Black Tier Six Trial participant. After reaching level 70, she accepts the Ten Headed Fierce Yang Serpent’s Inner Core from Tang Yu and refines it into her seventh Soul Ring. The process raises her to level 72 and evolves her serpent into the Blazing Sun Jade Scale Snake 160 161.

She continues advancing through the assessments, obtaining a hundred-thousand-year eighth ring and reaching level 87 after the Fifth Trial. During the later confrontation with Bo Saixi, she joins Shui Bing’er, Zhu Zhuqing, and Ye Lingling in a combined attack that destroys Bo Saixi’s Sea Calming Divine Needle 176 183 186.

Personality

Dugu Yan initially displays strong pride in her academy status and poison abilities. She confidently promises to defeat the lower-ranked Tang Yu within three moves, only to be shaken when her poison cannot affect him. She is also deeply attached to her grandfather, pleading for the attacks on him to stop and crying when his death appears imminent 4 5 6.

Her resentment toward Tang Yu gives way to gratitude, affection, and eventually unconditional trust. She accepts his unusual Inner Core treatment without hesitation because she trusts his judgment 26 47 160.

In romance, she is bold, playful, and competitive. She openly takes Tang Yu’s arm, deliberately leaves her tent behind to seek time alone with him, and worries about Ye Lingling and Zhu Zhuqing pursuing him first. Despite this initiative, she still becomes nervous and shy during private moments with him 48 50 111.

Abilities & Skills

Serpent Martial Soul

Her original Jade Phosphor Serpent—also rendered as Jade Scale Snake—specializes in venom, restraint, and battlefield control 5 49 92.

• Begins with three rings configured yellow, yellow, purple 5.
• Evolves into the Blazing Sun Jade Scale Snake after absorbing the Ten Headed Fierce Yang Serpent’s Inner Core 160 161.
• The evolved serpent becomes three times thicker, develops crimson patterns over its jade-green skin, and approaches the size of Dugu Bo’s Serpent Emperor 160.
• Evolution grants Fire Poison, strengthens its venom, and raises it to top-tier Beast Martial Soul quality 161.

First Soul Skill: Jade Phosphor Serpent Tail

Also called Jade Scale Snake Tail, this skill projects a long serpent tail to bind a target 5 92.

• Carries paralyzing venom in addition to physical restraint 5.
• Can hold an opponent inside her purple poison field 92.
• Tang Yu breaks its restraint through Clear Sky Overlord Body, while his poison immunity negates its venom 5.

Second Soul Skill: Jade Scale Red Poison

A nerve-stimulating red mist that strengthens allies while weakening enemies 92.

• Increases her own and her teammates’ attack and speed by 20% 92.
• Reduces an opponent’s attack and speed by 10% 92.
• Helps her evade Sun Chuantao’s attack and create distance 92.

Third Soul Skill: Jade Phosphor Purple Poison

Also called Jade Scale Purple Poison, this skill spreads a lethal poison field across a wide area 5 49 52.

• Can incapacitate targets through convulsions and immobility; sufficiently poisoned victims dissolve into liquid 5.
• Most Soul Masters of the same realm struggle to resist it. Higher-ranked opponents must spend substantial Soul Power protecting themselves 49.
• Particularly effective when teammates prevent enemies from escaping or interrupting her 49.
• Requires continuous Soul Power output. Enemies can remain outside its range and wait for her reserves to run down 52.
• Ranged attacks can threaten her without entering the field; complete poison immunity sharply reduces her effectiveness 5 52.

Close-Combat Training

Dugu Yan practices close combat at Tang Yu’s suggestion while preparing for the Soul Master Competition 90.

• Her usual team role emphasizes casting control skills rather than fighting at close range 90.
• Her individual combat ability is intentionally kept hidden before her tournament appearance 90.

Equipment / Weapons / Items

• Thousand-year Soul Bone — Obtained by Dugu Bo to contain her internal toxins. The method relieves backlash but is not a permanent cure: the container can fill, and a severe impact may release the stored poison 6 26.
• Jade Poison Purple Dragon Ganoderma — Immortal Herb supplied by Tang Yu; raises her Soul Power from level 41 to 45 45 57.
• Whale Rubber — Receives a thousand-year piece for physical enhancement and later consumes several ten-thousand-year pieces, improving her ability to withstand older Soul Rings 45 160.
• Spirit Head Bone — Ten-thousand-year Soul Bone allocated to her by Tang Yu 100.
• Additional Ten-thousand-year Soul Bones — Possesses two to three such bones by the First Trial period; the remaining bones are not individually identified 160.
• Ten Headed Fierce Yang Serpent Inner Core — Gifted by Tang Yu, who obtained it in the City of Slaughter. Becomes her seventh ring and triggers Martial Soul evolution 160.
• Hundred-thousand-year God-granted Eighth Soul Ring — Obtained during the Sea God Island assessments 176.

Relationships

• Dugu Bo — Grandfather and protector. Obtains her first poison-storage Soul Bone, later supports her relationship with Tang Yu, and rescues her from Bone Douluo’s captivity 6 26 47 66.
• Tang Yu — Initially an enemy, later her benefactor, captain, and romantic partner. Provides cultivation resources and the Inner Core that evolves her Martial Soul 5 26 57 112 160.
• Ye Lingling — Roommate, close friend, teammate, and romantic rival. Seeks help during the Whale Rubber incident and competes with her for Tang Yu’s attention 45 46 48 50.
• Zhu Zhuqing — Teammate and fellow admirer of Tang Yu. Learns dancing with her at Skywater Academy and shares her captivity under Bone Douluo 50 63 65.
• Shui Bing’er — Traveling companion and fellow Sea God Island participant. Dugu Yan compares herself with Bing’er romantically, but later fights alongside her against Bo Saixi 105 111 186.
• Yu Tianheng — Close academy acquaintance who harbors feelings for her. She chooses Tang Yu’s wilderness team over his 48.
• Gu Rong / Bone Douluo — Captor who uses her and two companions as leverage against Tang Yu 65 66.
• Tang San — Opposing reserve-team fighter who exploits her poison field’s range and maintenance cost; later follows her progress as a rival on Sea God Island 52 160.

Trivia

• The story uses “Martial Soul Fusion Skill” and “Soul Bone backlash” as euphemistic language during her intimate scenes with Tang Yu; those passages do not establish a named combat fusion technique 51 111 112.
• She secretly learns dancing at Skywater Academy with Ye Lingling and Zhu Zhuqing during the tournament period 63.