Dugu Yan

Biodata

Feature	Information
Name	Dugu Yan (独孤雁)
Species/Race	Human
Gender	Female
Affiliation	Heaven Dou Royal Academy; member of its first team 140
Occupation/Role	Control-type Soul Ancestor; member of Heaven Dou Royal Academy's student team 21 141
Martial Soul	Jade Phosphor Serpent
Family	Dugu Bo (grandfather)
First Appearance	Chapter 8 (mentioned); Chapter 9 (appears)

Power Progression

Chapter	Advancement	Details
21	Great Soul Master	Introduced herself during the Blazing Fire Academy team battle as a control-type Great Soul Master. 21
33	Rank 28	Reached Soul Power rank 28 alongside Ye Lingling during Heaven Dou Royal Academy's targeted training period. 33
90	Three-ring Soul Master	Was among the three-ring Heaven Dou students who resisted Huyan Zhen's Soul Power pressure. 90
116	Poison-pill cultivation method	Dugu Bo began teaching her a cultivation method tailored to the Jade Phosphor Serpent that is intended to condense a poison pill, address her inherited toxin problem, and accelerate cultivation. 116
141	Rank 40 / Soul Ancestor	Reached rank 40 through the group's continued training and fought as a four-ring member of Heaven Dou Royal Academy's team. 141

Background / History

Dugu Yan enrolled at Heaven Dou Royal Academy as a special student. Her Jade Phosphor Serpent Martial Soul, green hair and eyes, poisonous abilities, and connection to her grandfather Dugu Bo—the Poison Douluo—made other students fear and avoid her. Isolated at the academy, she gained a reputation for her fiery temper after paralyzing a noble who harassed her and kicking Xue Beng when he attempted to greet her. 8 9

Qin Qi arranged for Ye Lingling to approach her. Though initially confused by Ye Lingling silently sitting beside her, Dugu Yan helped clean cream from Ye Lingling's clothes, teased her affectionately, and began looking after her. After realizing that she had overlooked Ye Lingling's preference for quiet corners, Dugu Yan felt guilty and vowed to become a better friend. She then joined Qin Qi, Xue Beng, and Ye Lingling's circle. 10 11

After Huo Wu and Blazing Fire Academy students humiliated her during a dispute over a dress, Dugu Yan sought Qin Qi's help. She organized a team battle against Blazing Fire Academy, staking Heaven Dou Royal Academy's honor on the outcome. 19 20

Following the victory, she fulfilled her promise to reward those who helped her. She persuaded Dugu Bo to retrieve the Singular Velvet Sky Chrysanthemum from near the Ice and Fire Yin Yang Well and delivered it to Qin Qi, despite its potent medicinal properties. 25 27 28

Dugu Yan inherited the toxins generated by Dugu Bo's Jade Phosphor Serpent Emperor bloodline. While her own Martial Soul remains the Jade Phosphor Serpent, her body can naturally produce Jade Phosphor Serpent Emperor venom; without a solution, the accumulated poison is expected to erupt and kill her within a few years. Her grandfather's mutated Martial Soul was not automatically inherited by her. 104 127

After Qin Qi identified the origin of the Dugu family's hereditary poisoning, Dugu Bo developed a poison-pill cultivation approach based on storing toxins separately from the body. He subsequently began teaching Dugu Yan a Jade Phosphor Serpent-specific method intended to allow her to condense a poison pill, reduce the danger of self-poisoning, and improve her cultivation efficiency. 105 116

Dugu Yan remained with the Heaven Dou group during their extended training at Dugu Bo's Sunset Forest residence. She later reached rank 40 and continued serving as the team's poison-based controller and combat enhancer. 116 141

After returning to Heaven Dou City, she and her companions were surrounded by more than a hundred students from rival academies. Dugu Yan released poisonous mist during the fighting and attempted to retreat with Ye Lingling when their defenses broke down, before Qin Qi intervened to rescue them. Qin Ming subsequently included her in Heaven Dou Royal Academy's formally organized first team and led the students through spirit battles in several cities to improve their coordination for the Advanced Soul Master Tournament. 134 140

Dugu Yan later attended the gathering at which Xue Beng announced Qin Qi's princely title. On learning that Qin Qi had returned, she wanted to join him and Ye Lingling at their secluded dining table, but Xue Beng stopped her because Qin Qi would soon be called forward. 189

During the later conflict with Spirit Hall, Dugu Bo resolved to travel to Spirit City alongside Sword Douluo, Bone Douluo, and Yu Yuanzhen, believing they might not survive. Before leaving, he entrusted his family's protection to Ning Fengzhi and cited his bond with Ning Rongrong. 229

Appearance

Dugu Yan is recognizable by her distinctive green hair and green eyes, traits associated with her Jade Phosphor Serpent Martial Soul. 9

• Described as having a wasp waist and S-shaped figure. 47
• Takes pride in her appearance and fashion sense. 47 56
• Her hair can curl from intense heat, as seen when facing Blazing Fire Academy. 20

Personality

Dugu Yan is arrogant, blunt, and quick-tempered. She openly admits that she does not particularly care about conventional good or evil so long as she is happy, a perspective she associates with Dugu Bo. 25

Beneath her aggressive demeanor, she is protective and emotionally attentive toward people she considers friends. She treats Ye Lingling like a younger sister, defending her from bullies, and was sincerely distressed when she learned she had not accounted for Ye Lingling's preferences. 10 11

She is generous with her family's medicinal resources and readily rewards those who assist her. She is also capable of acting sweet and persuasive around Dugu Bo when she wants something, while still expressing genuine concern for his well-being. 25 27

Dugu Yan is practical and resourceful, readily relying on Qin Qi's overwhelming strength when it is more efficient than exerting herself. When gathering Millennium Profound Ice, she simply had him break off a suitable piece rather than risk smudging her makeup through strenuous work. 76 77

Despite her complaints and competitive streak, she is resolute in a crisis. After initially attempting to stop Qin Qi from confronting Elephant Armored Academy, she joined him because she was moved by his loyalty to Ye Lingling. Under Huyan Zhen's overwhelming Soul Power pressure, she then forced herself to advance toward Qin Qi rather than allow him to endure the danger alone. 88 90

Ye Lingling's injury and her companions' willingness to seek retaliation marked an emotional turning point for Dugu Yan: watching them unite behind Qin Qi, she felt that she was no longer alone and had genuinely gained friends and companions. 86 87

Dugu Yan is also socially open and quick to include people in her circle once she accepts them. Alongside Ye Lingling and Ning Rongrong, she befriended Zhu Zhuqing after finding her lost on academy grounds. 158

Her affectionate teasing extends to Zhu Zhuqing, whose beauty and reserved personality make Dugu Yan want to dress her in cute outfits and see her shy reactions. 158

Abilities & Skills

Jade Phosphor Serpent Martial Soul

Dugu Yan possesses the Jade Phosphor Serpent, a control-type Martial Soul specializing in poison. 8 21

• Releases poisonous gas with a cloyingly sweet scent. 20
• Can paralyze opponents who cannot withstand even a small amount of her poison. 9
• Is regarded as a particularly dangerous control-type Martial Soul. 46
• Her poison can be burned away by sufficiently powerful fire attacks. 20 22
• Due to inherited poison from Dugu Bo, her body can produce Jade Phosphor Serpent Emperor venom despite her Martial Soul remaining the Jade Phosphor Serpent. 104
• Can release a large quantity of poisonous mist while fighting groups of opponents, as demonstrated during the rival academies' attack in Heaven Dou City. 134
• Continued training raised her to four rings, allowing her to support Heaven Dou Royal Academy's team as a rank-40 controller. 141

First Soul Skill: Stimulant Poison

A poison-based enhancement skill used on allies. 23

• Increases the target's attack power and speed by 20%. 23
• Inflicts backlash on the enhanced target, which Ye Lingling later heals from Qin Qi. 23
• Used to enhance Yu Tianheng's attack power and speed during Heaven Dou's battle against Shrek's team. 141

Second Soul Skill: Jade Phosphor Blue Poison

A defensive poison ability. 23

• Suppresses pain. 23
• Increases defense by 30%. 23
• Used to reinforce the Shi brothers' defenses against Huo Wu's Flame Burst. 23
• Can be applied as paralysis venom to suppress pain and bolster the Shi brothers' defenses during team combat. 141

Paralyzing Nerves

Dugu Yan's second soul skill can numb nerves through self-poisoning. 66

• Used to endure Blazing Fire Academy's medicinal bath for 15 minutes. 66
• Demonstrates her practical view that poison can also serve as medicine. 66
• Used to numb Qin Qi's nerves after his severe injuries were healed, allowing him to endure the returning pain. 94

Poison-Pill Cultivation Method

Dugu Bo developed a cultivation method specifically suited to the Jade Phosphor Serpent and began teaching it to Dugu Yan. 116

• Seeks to condense a poison pill that stores toxins apart from her body. 116
• Is intended to mitigate the inherited-poison danger while increasing her cultivation speed. 116
• Dugu Bo taught her this method instead of allowing her to join Qin Qi's repeated physical sparring sessions with Yu Tianheng and the Shi brothers. 116

Team Combat and Coordination

Dugu Yan combines poison-based control with offensive and defensive enhancements for her teammates. Qin Ming's first-team training included repeated spirit battles across multiple cities to strengthen this coordination. 140 141

During the conclusion of the Shrek match, she also provided strategic guidance and showed concern for her teammates' safety as Tang San confronted Yu Tianheng with the Eight Spider Lances. 142

Equipment / Items

• Singular Velvet Sky Chrysanthemum — Obtained from Dugu Bo's herb garden and given to Qin Qi; Dugu Bo warned that its medicinal properties were exceptionally potent. 27 28
• Dried soul beast meat — Thrown to Qin Qi before his third soul-ring hunt because she knew he would need food. 33
• Clothing purchased for Qin Qi — She reacts angrily when Qin Qi damages clothes she had bought for him. 53 56
• Millennium Profound Ice — Obtained a selected piece after having Qin Qi mine it for her in the Extreme Cold Ice Cave. 76 77

Relationships

• Dugu Bo — Grandfather and the Poison Douluo. Dugu Yan can easily soften his resolve, convincing him to retrieve a precious herb for her classmate. She also worries about him living alone. Dugu Bo is fiercely protective of her and has begun teaching her a poison-pill cultivation method to resolve the hereditary toxin threatening her life. Before undertaking a potentially fatal mission to Spirit City, he entrusted his family's protection to Ning Fengzhi. 9 27 104 116 229
• Ye Lingling — Best friend. Dugu Yan teases and protects her like an older sister, and later resolves to be a more considerate friend. She joins Qin Qi's retaliation when Ye Lingling is harmed and later befriends Zhu Zhuqing alongside her. During the rival academies' attack in Heaven Dou City, she attempted to withdraw with Ye Lingling to protect her. 10 11 21 88 134 158
• Qin Qi — Friend and frequent ally. She seeks his help against Blazing Fire Academy, supports him in battle, provides him medicinal herbs and food, and regularly trades insults and banter with him. Qin Qi's research also identified the source of her inherited poison, while she used Paralyzing Nerves to relieve his pain after his injuries. She chose to stand beside him during the Elephant Armored Academy confrontation despite her concerns. He later rescued her and Ye Lingling when rival academy students surrounded their group in Heaven Dou City. 19 20 23 28 33 88 94 104 134
• Xue Beng — Academy acquaintance. She kicked him during their first meeting and often finds his face irritating. She and Ye Lingling later encountered him at a newly opened maid café and made him treat them. 9 10 155
• Yu Tianheng — Teammate and fellow student. She initially resents his refusal to act as her thug, but later fights alongside him. At rank 40, she used her enhancement poison to support him in battle against Shrek's team. His refusal to surrender against Qian Renxue inspired Dugu Yan and the other teammates to overcome their fear and continue attacking. 20 21 141 164
• Huo Wu — Rival from Blazing Fire Academy. Their conflict began over a dress and escalated into an academy team battle; after losing, Huo Wu is compelled to address her as “Sister Yan.” 19 20 63
• Ning Rongrong — Fellow Heaven Dou student and friend. Their early encounter was contentious: Dugu Yan wanted to teach the dismissive newcomer some manners, but Ye Lingling delayed her. They later went shopping together, and Dugu Yan joined Ye Lingling and Ning Rongrong in welcoming Zhu Zhuqing into their circle. 59 71 158 162
• Zhu Zhuqing — Friend. Dugu Yan, Ye Lingling, and Ning Rongrong encountered the lost Zhu Zhuqing at Heaven Dou Royal Academy, befriended her, and invited her out for grilled fish. Dugu Yan enjoys teasing her reserved friend and choosing cute outfits for her. When Dai Mubai was caught with another academy girl, Dugu Yan sent the frightened girl away and left Dai Mubai to face Zhu Zhuqing. 158 162
• Qin Ming — Academy teacher and first-team coach. He included Dugu Yan in the tournament team and led its coordination training through city-to-city spirit battles. She remembered his connection to Shrek Academy and expressed sympathy on learning about its poor facilities and lack of formal instruction. 140 141
• Qian Renxue — Tournament opponent representing Spirit Hall. Despite Qian Renxue's overwhelming six-ring strength and defeat of Yu Tianheng, Dugu Yan continued fighting alongside her teammates. 164

Story Role / Major Arcs

Joining the Slacker Trio

Dugu Yan arrives at Heaven Dou Royal Academy isolated by fear of her poison and family background. Ye Lingling's quiet approach becomes the basis of their friendship, while Qin Qi helps Dugu Yan understand Ye Lingling's needs and invites her into their group. 9 10 11

Blazing Fire Academy Conflict

After being outnumbered by Huo Wu's group, Dugu Yan recruits Qin Qi and their allies for a team battle. She serves as the team's control-type Soul Master, buffs Qin Qi with Stimulant Poison, and reinforces the Shi brothers during Huo Wu's final attack. Heaven Dou wins the confrontation. 19 20 21 23

When the academy's instructors summon the students afterward, Dugu Yan initially steps forward to take responsibility for the confrontation, with her companions likewise offering to shoulder the blame. 25

Medicinal-Herb Reward

In gratitude for the team's help, Dugu Yan offers medicinal herbs from her family's resources. She specifically acquires the Singular Velvet Sky Chrysanthemum for Qin Qi from Dugu Bo, enabling the later evolution of his Strength-Eating Immortal Gu and Indestructible Vajra Body. 25 27 28

Academy Exchange Tournament

Dugu Yan competes alongside Qin Qi, Yu Tianheng, the Shi brothers, and Ye Lingling. She is treated as a key danger within the team due to the Jade Phosphor Serpent's poison and serves as one of the more vulnerable members Qin Qi prioritizes protecting during Skywater Academy's ice storm. 46 48

Blazing Fire Academy Visit

During Heaven Dou's later visit to Blazing Fire Academy, Dugu Yan invokes the terms of her earlier wager and makes Huo Wu call her “Sister Yan.” She later endures the academy's medicinal bath for 15 minutes by using Paralyzing Nerves to numb herself. 63 66

Extreme Cold Ice Cave

While the group collected Millennium Profound Ice, Dugu Yan displayed her practical resourcefulness by selecting a piece and asking Qin Qi to mine it for her. She regarded asking for help as her personal trump card, preferring to preserve her appearance rather than perform unnecessary labor herself. 76 77

Elephant Armored Academy Confrontation

Dugu Yan initially tried to dissuade Qin Qi from going to Elephant Armored Academy over Ye Lingling's injury, but joined him after recognizing the sincerity of his loyalty. She stood with the other Heaven Dou students when Huyan Zhen subjected them to overwhelming Soul Power pressure. Though close to her limit, she pushed herself forward toward Qin Qi in defiance, demonstrating her loyalty and determination. 88 90

The incident also deepened her sense of belonging. Before the confrontation, watching Qin Qi, Yu Tianheng, and the Shi brothers commit themselves to defending Ye Lingling made her realize that she had genuine companions and was no longer alone. 87

Sunset Forest Training and Poison-Pill Method

After Qin Qi was brought to Dugu Bo's Sunset Forest residence for protection, Dugu Yan and Ye Lingling stayed at the villa and assisted Dugu Bo with his medicinal field. Qin Qi's later research revealed that Dugu Yan had inherited Dugu Bo's poison and would eventually die if it remained unaddressed. Dugu Bo subsequently began teaching her a poison-pill cultivation method designed for the Jade Phosphor Serpent. 95 99 104 116

Dugu Yan was excited to host friends at her home for the first time and welcomed Yu Tianheng and the Shi brothers to accompany Qin Qi and Ye Lingling. During the stay, she received news of Spirit Hall's Golden Generation challenging Qin Qi. Concerned by their strength, she initially tried to hide the letter from him and was relieved when he declined the unnecessary challenge. 95 108

Rival Academy Ambush and First-Team Formation

On returning to Heaven Dou City, Dugu Yan's group faced a coordinated attack by more than a hundred rival academy students, including members of Beast Academy and Plant Academy. She released poisonous mist to support the fighting, then attempted to retreat with Ye Lingling after the Shi brothers were caught in an illusion. A flying opponent intercepted them, but Qin Qi arrived and rescued both girls. 134

After the unrest subsided, Qin Ming formally organized Heaven Dou Royal Academy's first team, including Dugu Yan, Yu Tianheng, Ye Lingling, the Shi brothers, Ning Rongrong, Yu Feng, and Osler. He took them through spirit battles in successive cities to prepare their teamwork for the Advanced Soul Master Tournament. 140

Battle Against Shrek's Team

Having reached rank 40 alongside Yu Tianheng and the Shi brothers, Dugu Yan fought as a four-ring controller for Heaven Dou Royal Academy. She enhanced Yu Tianheng's attack power and speed before using paralysis venom to eliminate the Shi brothers' pain and strengthen their defenses against Shrek's attackers. 141

She continued providing strategic guidance and expressing concern for the team's safety during the final confrontation. Yu Tianheng ultimately endured Tang San's Eight Spider Lances and defeated him, securing Heaven Dou's victory. 142

Befriending Zhu Zhuqing

Dugu Yan, Ye Lingling, and Ning Rongrong encountered Zhu Zhuqing after she became lost in Heaven Dou Royal Academy's forest. The three welcomed her into their group and invited her to go out for grilled fish, establishing a new friendship before the Advanced Soul Master Tournament. 158

Later, when the girls encountered Dai Mubai with another academy student, Dugu Yan recognized the girl and sent her away after she nervously explained herself. Zhu Zhuqing refused Dai Mubai's explanation and left. 162

Advanced Soul Master Tournament

As a member of Heaven Dou Royal Academy's first team, Dugu Yan entered the Advanced Soul Master Tournament with Yu Tianheng and the other core members. When Qian Renxue overwhelmingly defeated Yu Tianheng, Dugu Yan and the rest of the team nevertheless continued fighting beside him rather than surrendering. 162 164

Trivia

• Dugu Yan considers herself the only member of her team suitably presentable in public due to the others' clothing choices. 47
• She is uninterested in a thousand-year ice-attributed left-arm soul bone. 52
• Although she frequently calls Qin Qi irritating, she repeatedly supplies him with food, herbs, and clothing. 28 33 53
• She considers asking Qin Qi to do difficult work for her a girl's “trump card.” 77
• After Qin Qi consumed most of the group's food at Dugu Bo's residence, she threatened to seal the kitchen with chains. 108
• She acted as the starter for Qin Qi's spar with Yu Tianheng after Qin Qi condensed his fifth soul ring; Yu Tianheng was sent flying by a single punch immediately after her signal. 115
• While observing Qin Qi's harsh sparring regimen, she sat nearby eating sunflower seeds before asking whether she should participate herself. 116
• She visited a newly opened maid café with Ye Lingling and made Xue Beng pay for their visit after encountering him there. 155