Dugu Bo

Biodata

Feature	Value
Name	Dugu Bo (独孤博)
Alias(es)	Old Poison 137
Gender	Male
Affiliation	Dugu Family; Mu Rong Chen’s followers; Ice Dragon Martial Soul Hall 137 164
Occupation/Role	Poison-wielding Soul Master; Titled Douluo and combatant under Mu Rong Chen 151 157
Martial Soul	Jade Phosphorous Serpent → Jade Scale Poison Dragon 145
Highest Documented Rank	Rank 93 157
Status	Alive; participates in the final battle against Tang Xiao 168

Power Progression

Stage / Realm / Level	Chapter	Notes
Rank 89 Soul Douluo	139	His rank is confirmed during Yue Guan’s recruitment attempt. Already injured, he remains weaker than Chrysanthemum Douluo.
Titled Douluo threshold; Martial Soul evolution	143 145	Mu Rong Chen supplies a pill intended to resolve his inherited Martial Soul flaw, induce evolution, and enable his breakthrough. By Chapter 145, he appears younger and demonstrates the Jade Scale Poison Dragon. He has not yet obtained his ninth Soul Ring.
Rank 91; hundred-thousand-year ninth Soul Ring	153 157	Kills the Sea Viper Serpent Emperor by burning his life and soul, then begins absorbing its red Soul Ring. Chapter 157 identifies rank 91 as his level before absorbing the matching head Soul Bone.
Rank 93	157	Absorbs the Sea Viper Serpent Emperor’s hundred-thousand-year head Soul Bone, raising his Soul Power from rank 91 to rank 93.

Background / History

The Dugu Family’s Jade Phosphorous Serpent Martial Soul carried an inherited poison affliction. Becoming a Titled Douluo was the family’s lifelong ambition, and Dugu Bo believed that reaching the realm would free him from the poison curse and secure his family’s future. His son also suffered from poisoning, although Mu Rong Chen described the son’s condition as relatively mild and easy to treat 137 143.

Dugu Bo initially resented Mu Rong Chen and repeatedly contemplated turning against him. Over more than two years, the promise of advancement and relief from his family’s affliction changed that resistance into genuine submission. By the time Mu Rong Chen entrusted him with retrieving the Nine-Headed Ice Dragon Serpent, Dugu Bo openly addressed him as “Leader” and accepted his authority 137.

Appearance

• Before his evolution: An aged face, emerald eyes, and a disheveled topknot 137 139.
• After his breakthrough: Visibly younger; Yue Guan and Gui Mei immediately notice the change 145.
• Soul Power: Commonly manifests as jade-green light or green poisonous mist 137 167.
• Evolved Martial Soul: A massive poison dragon with fearsome scales, horns, and four claws. Its Avatar is over ten meters long and possesses enormous wings 145 151.

Personality

Dugu Bo is proud, suspicious of coercion, and fiercely hostile to being treated as another faction’s servant. Although he accepts Mu Rong Chen’s leadership, he refuses Spirit Hall’s offer even when Yue Guan threatens to kill him. Being mistaken for Spirit Hall’s subordinate later provokes an explosive, profane response 139 163.

His family’s welfare outweighs his pride. When offered the evolution pill, he immediately considers whether another could be saved for his son. Mu Rong Chen’s assurances allow him to accept it without that concern 143.

His loyalty develops into a willingness to sacrifice himself: he burns his life and soul after Mu Rong Chen suffers a potentially fatal attack during the sea hunt. That devotion coexists with cruelty toward enemies. In the Blue Silver Forest, he mocks Tang Hao and Ah Yin’s relationship and deliberately destroys the surrounding plant life while carrying out his leader’s orders 153 161 166.

Abilities & Skills

Jade Scale Poison Dragon

• Evolves from the Jade Phosphorous Serpent through Mu Rong Chen’s pill-assisted transformation 143 145.
• Combines draconic might with potent poison; Blue Silver vines rapidly wither and rot upon touching its body 145 164 165.
• Exerts bloodline suppression on the seventy-thousand-year Ring Viper, substantially weakening its tail strike 151.
• Its dragon claws can clash directly with Tang Xiao’s Clear Sky Hammer while carrying emerald poison flames 167 168.
• Limit: Its defenses are not absolute. Tang Xiao shatters a dragon phantom and injures Dugu Bo, while Ah Yin’s self-destruction sends his rank-93 dragon body flying 163 166.

Sixth Soul Skill: Jade Scale Poison Blast

• Releases a flood of dark-green poison mist across a broad stretch of sea 151.
• Causes poisoned Soul Beasts’ flesh to rot rapidly 151.
• Works with Mu Rong Chen’s freezing attacks to eliminate survivors of the opening assault during the ocean hunt 151.

Seventh Soul Skill: Jade Scale Poison Dragon Avatar

• Transforms Dugu Bo into a winged poison dragon over ten meters long 151.
• Allows him to intercept the Ring Viper’s tail attack and shield Yue Guan 151.
• Provides a powerful close-combat form for attacking Ah Yin, the Blue Silver King, and Tang Xiao 164 165 168.

Eighth Soul Skill: Time Freeze

• Used against the Sea Viper Serpent Emperor’s blood-red poisonous attack 153.
• Their collision produces an explosion powerful enough to break the Two Extremes Stillness Domain, inflicting backlash on Yue Guan and Gui Mei 153.

Hundred-Thousand-Year Soul Ring Techniques

Technique	Documented effects
Poison Dragon Slaying Heaven	Identified as a ninth Soul Skill. Floods a thousand-meter radius with corrosive, life-draining poison mist, turning Blue Silver Grass into foul liquid and eroding Tang Hao’s body and Soul Power 162.
Poison Dragon Devours Soul	Also identified as a ninth Soul Skill. A solidified poison-dragon phantom swallows the immobilized Tang Hao and attacks him with poison and corrosive energy. Tang Xiao interrupts it by shattering the phantom 163.
Poison Dragon Purgatory	Creates a toxin-condensed domain spanning several hundred meters. Devours life essence, destroys Blue Silver Grass down to its roots, and overwhelms Ah Yin’s Blue Silver Domain 166.

Life-and-Soul Burning Attack

• Converts his enormous dragon form into a concentrated jade-green strike 153.
• Kills the hundred-thousand-year Sea Viper Serpent Emperor by piercing its head 153.
• Cost: Consumes his own life and soul, leaving him bloodied and exhausted 153.

Equipment / Items

• Martial Soul evolution pill — Supplied by Mu Rong Chen to enable his breakthrough and resolve the Dugu Family’s inherited Martial Soul flaw 143.
• Aromatic Silk Beauty — Temporarily entrusted to him so he can guide Yue Guan and Gui Mei safely through the valley’s poisonous barrier 145.
• Sea Viper Serpent Emperor’s hundred-thousand-year Soul Ring — Obtained after the ocean battle; becomes his red ninth Soul Ring 153 162.
• Sea Viper Serpent Emperor’s hundred-thousand-year head Soul Bone — Given to him by Mu Rong Chen to complement the matching Soul Ring; its absorption raises him to rank 93 153 157.

Relationships

• Mu Rong Chen — Leader, benefactor, and protector. Rescues him from Yue Guan, supplies the evolution pill, and awards him the matching hundred-thousand-year head Soul Bone. Dugu Bo pledges unquestioning loyalty; Mu Rong Chen calls him a brother 141 143 153 157.
• Dugu Bo’s son — His concern for his son’s poisoning shapes his response to the evolution pill. Mu Rong Chen promises that the son can be treated separately 143.
• Yue Guan / Chrysanthemum Douluo — Rival turned ally. Yue Guan nearly kills him after his refusal to join Spirit Hall; later, Dugu Bo shields him from the Ring Viper and retrieves him from the sea during the costly Serpent Emperor battle 139 141 151 153.
• Gui Mei / Ghost Douluo — Fellow member of Mu Rong Chen’s team. Cooperates with him during the sea hunt and the battles against the Clear Sky brothers 151 153 168.
• Tang Hao — Enemy. Dugu Bo mocks his relationship with Ah Yin, poisons him, and nearly kills him with Poison Dragon Devours Soul 161 162 163.
• Ah Yin and the Blue Silver King — Targets assigned to him by Mu Rong Chen. His poison overwhelms their vine defenses and drains their life force; Ah Yin’s subsequent self-destruction injures him 164 165 166.
• Tang Xiao — Enemy who interrupts his attack on Tang Hao and wounds him. Dugu Bo later restrains Tang Xiao while Yue Guan and Gui Mei attack from the flanks 163 168.

Story Role / Major Arcs

Spirit Hall Recruitment and Rescue

Qian Xunji orders Yue Guan to recruit Dugu Bo. The offer becomes a death threat when Dugu Bo refuses, followed by a pursuit that leaves him barely alive at the poisonous valley’s entrance. Mu Rong Chen rescues him and accelerates the treatment he had originally intended to delay for another two years 137 139 141 143.

Dugu Bo’s rapid transformation then becomes a demonstration of Mu Rong Chen’s resources and influence when Yue Guan and Gui Mei enter the valley 145.

Ocean Soul Beast Hunt

• Joins the expedition to obtain a hundred-thousand-year poison-type Soul Ring 147.
• Supports the initial mass assault and protects Yue Guan against the seventy-thousand-year Ring Viper 151.
• Delivers the fatal attack against the Sea Viper Serpent Emperor after a two-hour battle, securing his ninth Soul Ring 153.
• Reaches rank 93 through the matching head Soul Bone and renews his pledge of loyalty 157.
• Cooperates with Yue Guan to defeat and kill Sea Star Douluo 160.

Blue Silver Forest Conflict

• Helps block Tang Hao from rescuing Ah Yin and devastates the forest with poison 162.
• Nearly kills Tang Hao before Tang Xiao intervenes 163.
• Overwhelms Ah Yin and the Blue Silver King with Poison Dragon Purgatory, prompting Ah Yin’s self-destruction 166.
• Survives the explosion and engages Tang Xiao directly, holding him in place for the allied assault that ends with Gui Mei’s killing strike 167 168.

Notable Quotes

“Hmph! Even if I died in the gutter, I would never become Spirit Hall’s lackey!” 139

“Leader! Dugu Bo will never forget your life-renewing grace! From now on, I will obey your every command, and I will not flinch from any danger!” 157