Bibi Xu

Biodata

Power Progression

Background / History

Bibi Xu appeared as an abandoned infant outside Killing City shortly after Bibi Dong completed Hell Road. She found him freezing among the rocks, took him into her arms, and named him after herself and the rising sun; he immediately accepted the name by grasping her finger and smiling. Bibi Dong formally declared herself his mother and vowed that no one would bully him. 1 2

During their month-long return to Spirit Hall, Bibi Dong slowed her journey to protect him, sheltered him with gentle soul power, sought wet nurses in every settlement, and aided villagers along the road. Her careful treatment of Xu softened her killing aura and changed how common people perceived the otherwise cold Holy Maiden. 2

His origin could not be traced by Spirit Hall’s investigation. In truth, Xu retains memories from a previous life as a university student who had read the original Douluo Continent story before transmigrating into the body of Bibi Dong’s adopted son. 3 4

Bibi Dong’s unconditional care transformed his view of her from a tragic fictional figure into his genuine mother. Knowing the future destruction of Spirit Hall, Bibi Dong’s death, and Qian Renxue’s suffering, he resolved to rewrite the timeline through cultivation, political planning, and control of key opportunities. 4 7

After replacing the deceased Xue Qinghe, Xu established himself in Heaven Dou as the Crown Prince through Absolute Mimicry. Over time, he became the empire’s effective ruler and regent while secretly expanding Spirit Hall’s influence, gathering powerful soul-beast allies, and preparing to alter the continent’s soul-master system. 54 91 120

Appearance

At age six, Bibi Xu wore dark brocade robes embroidered with silver spiderweb patterns selected by Bibi Dong. He was small in stature but carried himself with unusual composure and thoughtfulness. 4

By age nine, his body and appearance had matured to resemble those of an older teenager due to his exceptional physical development and cultivation. 47

By age eighteen, he had fully grown into a striking young man with refined, sharp features, a straight posture, and an increasingly cold, calculating bearing beneath his usual composed expression. 120 136

• Usually wears dark, fitted clothing suited to training and travel. 17
• Wore white, purple, and gold ceremonial robes at his investiture as Holy Son. 45
• Possesses eight dark-green spider lances extending from his back after fusing with an External Spirit Bone. 30
• Received and wears a gold bracelet with a purple amethyst made by Qian Renxue. 45
• Can perfectly assume the appearance, physique, clothing, voice, aura, and mannerisms of Crown Prince Xue Qinghe through Absolute Mimicry. 54 136
• Uses the refined, gentle appearance of Xue Qinghe to conceal his true identity and his role in Heaven Dou’s government. 54 70

Personality

Bibi Xu is cautious, analytical, and unusually mature for his age. He maintains a disciplined routine of physical training, reading, spiritual cultivation, and long-term planning, while concealing information that could make him a target. 4 7 11

His ambition is centered on protecting Bibi Dong, preserving Qian Renxue’s future, and preventing Spirit Hall’s destruction rather than pursuing heroism. He is willing to manipulate political circumstances, use enemies against one another, and seize resources from future opponents when necessary. 7 33 48

Despite his pragmatism, Xu remains compassionate. He struggled with killing his first soul beast, comforted Qian Renxue during her family crises, and defeated poachers without unnecessarily killing them. 21 30 34

As his authority grows, he has become increasingly ruthless toward threats to his plans. He eliminates assassins and political traitors while managing public appearances to preserve imperial legitimacy, and he is willing to cripple hostile soul masters’ martial souls permanently rather than merely defeat them. 73 91 134

Xu nevertheless considers popular welfare an essential foundation of power. As Xue Qinghe, he promotes disaster relief, tax reductions, agricultural reform, Soul Master education, local security offices, and trade with Far North soul beasts, seeing good governance as both a moral duty and a means to secure his future rule. 70 71 91

He is notably emotionally oblivious in romantic matters. He sees Qian Renxue as a cherished childhood companion and views Xue Qinghan, Gu Yuena, and Zhu Zhuqing primarily through the lens of trust, usefulness, or shared plans, unaware of the jealousy and affection surrounding him. 70 125 137

Abilities & Skills

Three-Life Martial Soul

Bibi Xu possesses three martial souls whose attributes balance one another: death and devouring through the Spider Emperors, destruction through the dragon, and healing and vitality through the Life Azure Lotus. 12 13

• His unusual constitution allows him to withstand killing intent and dark energy without harm. 3
• The full existence of his third martial soul is secret outside Bibi Dong and the observing divine beings. 13 14
• Bibi Dong considers cultivating all three martial souls unprecedented and potentially dangerous. 14
• The combined power of his Three-Life Martial Soul allowed him to suppress and devour the hostile consciousness within the Dark Demon Evil God Tiger’s spirit ring. 105
• His balanced attributes and divine potential have attracted the attention of the Goddess of Life, God of Destruction, and Shura God. 81 123

One-Soul Two-Forms Spider Emperor

The Death Spider Emperor and Soul Devouring Spider Emperor are two compatible forms of a single martial soul rather than ordinary conflicting Twin Martial Souls. 9

• Death Spider Emperor — specializes in death attribute power, poison, direct offense, and defensive techniques. 12 28
• Soul Devouring Spider Emperor — specializes in devouring, corrosive threads, spiritual suppression, and control. 12 28
• His shared-ring nature allows a single spirit ring to yield multiple skills; Bibi Dong believes this could ultimately grant him eighteen skills across nine rings. 22
• Bibi Dong personally guides the Spider Emperor forms because they resemble her own martial souls. 14

Purple Radiant Heaven-Extinguishing Dragon

An extinct dragon martial soul recognized by Qian Daoliu as a legendary bearer of destruction power. 9

• Possesses overwhelming destructive potential and is associated with the authority of the God of Destruction. 12
• Bibi Dong ordered Xu to keep it dormant until he reaches the Titled Douluo realm because its power is difficult to control. 14
• Its reappearance drew the attention of the God of Destruction and Goddess of Life. 12 13
• The Ice-Fire Dragon Kings’ remnant origins further strengthened Xu’s dragon-related foundation and his control over ice and fire. 67 81

Life Azure Lotus

A restorative martial soul embodying life, protection, and harmony. 12

• Repairs damaged meridians and soul injuries. 12 27
• Smooths soul-power circulation and stabilizes Xu’s mind during dangerous spirit-ring absorption. 12 27
• Can restore vitality to withered plant life. 12
• Balances the destructive, poisonous, and death-oriented attributes of his other martial souls. 12 14
• Developed nine petals by age nine, substantially enhancing his vitality, healing, and spiritual power. 47
• Assisted the successful fusion of the Mimic Octopus Head Soul Bone and protected Xu from rejection during the process. 51

Soul Skills

• Crescent Moon — Fires a rapid black crescent blade infused with corrosive venom. It can cleave stone and erode the target afterward. 22
• Death Gaze — A spiritual attack that disrupts an opponent’s mind, causing temporary confusion and madness. 22
• Poison Death Armor — Forms black armor over vital areas; increases defense by 20%, doubles toxin effectiveness, strengthens death-attribute power, and improves Crescent Moon’s power and poison penetration. 28
• Soul Devouring Threads — Produces nearly invisible threads that drain soul power and spiritual power, convert stolen energy into Xu’s strength, and deliver a paralyzing neurotoxin. 28
• Evil Spirit Traversal — A fifth soul skill gained from the Dark Demon Evil God Tiger. It provides short-range spatial teleportation with a brief cooldown. 105 107
• Soul Devouring Impact — A fifth soul skill that releases a combined mental and physical shockwave capable of stunning or heavily damaging an opponent’s soul. 105
• Ice-Fire Yin-Yang Annihilation Strike — A powerful ice-and-fire beam used against the King of Slaughter after Xu’s suppressed soul power was restored. 127

Eight Spider Lances

Xu fused with a spider-type External Spirit Bone that manifests as eight dark-green spider legs. 30

• The lances are sharp, armored, poisonous, fast, and synchronized with his nerves, bones, and soul power. 30
• They can evolve by consuming the essence, toxins, and power of stronger spider-type soul beasts. 30
• Secretly absorbing the remains of a Hundred-Thousand-Year Death Spider Emperor accelerated their evolution. 41
• Their cultivation age had nearly reached thirty thousand years by the time Xu was nine. 47
• Xu can employ them as purely physical weapons even in Killing City, where soul skills and ordinary soul-bone abilities are restricted. 123
• He later sealed energy from the remains of Da Ming and Er Ming within the lances and began preparing them for a second evolution. 117

Soul Bones

• Hundred-Thousand-Year Left and Right Arm Bones — Fused successfully and can form a pair of nearly meter-long reaper’s scythes from his arms. 43
• Ninety-Thousand-Year Mimic Octopus Head Soul Bone — Grants Absolute Mimicry, also called Absolute Simulation, allowing Xu to alter his appearance, body shape, voice, aura, clothing, and soul-power fluctuations; even a Limit Douluo would struggle to identify the disguise without focused spiritual probing. 50 51 136
• Ice-Fire Dragon King Soul Bones — Two God-level soul bones acquired at the Ice-Fire Yin-Yang Well. They contain the Ice and Fire Dragon Kings’ residual souls and origins, reinforce Xu’s body and spiritual power, and enhance his ice-and-fire control. 67 81
• By age eighteen, Xu possessed seven soul bones in total, providing a foundation far beyond that of an ordinary Soul Saint. 121

Physical Foundation

Xu trained his body from childhood using knowledge from his previous life and Spirit Hall research. By age six, his physique surpassed that of many teenage soul master apprentices. 4

• Refined whale glue with cold medicinal ingredients into a safe body-tempering medicine. 16
• The regimen strengthened his body, meridians, vitality, and cultivation speed. 16
• His exceptional foundation, innate Rank 20 soul power, and Life Azure Lotus enabled him to survive soul rings far beyond normal age limits. 20 21
• He later learned to sense and guide Heavenly Origin Force, a soul-beast cultivation energy with the potential to advance spirit rings beyond their ordinary limits. 89

Equipment / Items

• Storage Ring — Given by Bibi Dong on his fifth birthday; used for books and miscellaneous items. 5
• Transmigrator’s Memorandum — A secret notebook written in simplified Chinese, containing his future plans and knowledge of the original timeline. 7
• Purple Amethyst Bracelet — Handmade by Qian Renxue as a gift for his Holy Son investiture. 45
• Six-Winged Angel Necklace — A golden necklace bearing an angel pendant engraved with “Xue,” given to Qian Renxue before her intended Heaven Dou mission. 47 48
• Spirit Hall Token, antidotes, communication soul tool, and sealed defensive attack — Protective supplies prepared by Bibi Dong for his Heaven Dou mission. The sealed attack can block a Super Douluo’s strike. 50
• Imperial Sword — Granted by Emperor Xue Ye before the Evernight City relief expedition, authorizing Xu to execute disobedient officials or soldiers before reporting the matter to the throne. 73
• Ten-Thousand-Year Mysterious Ice Marrow — A rare treasure Xu uses as leverage in negotiations with the rulers of the Far North, as it can stabilize their origins and improve their prospects against Heavenly Tribulations. 71 81

Relationships

• Bibi Dong — Adoptive mother, mentor, and Xu’s primary reason for seeking power. He trusts her with his deepest secret, while she fiercely protects him from Spirit Hall’s political factions and personally directs his cultivation. 2 13 14 Even while they operate in politically opposed territories, they remain deeply concerned for one another’s safety; Xu also sends her rare immortal herbs and seeks to improve her future divine path. 67 98 117
• Qian Renxue — Closest childhood companion and affectionate rival. Xu supports her emotionally, reassures her about Bibi Dong’s feelings, trains and competes with her, and volunteers to replace her in the Heaven Dou mission. 5 15 32 50 Qian Renxue later becomes the Angel God’s inheritor through the Nine Trials and develops romantic feelings for Xu, although he continues to regard her as a close friend and childhood companion. 125 137
• Qian Daoliu — Initially suspicious of Xu’s unknown origin and potential, but later recognizes his value, entrusts him with Absolute Mimicry, and supports his replacement of Qian Renxue in the undercover operation. 3 6 50
• Qian Xunji — Xu treats him with formal distance and hostility because of his abuse of Bibi Dong. He seeks to prevent Bibi Dong from personally killing him, hoping to spare her further guilt and preserve her future relationship with Qian Renxue. 7 33
• Goddess of Life and God of Destruction — Divine observers interested in Xu’s Life Azure Lotus and Purple Radiant Heaven-Extinguishing Dragon. They consider him a possible successor but initially withhold a Divine Trial until he proves himself at the Titled Douluo realm. 12 13 81
• Shura God — A divine power who takes interest in Xu’s Three-Life Martial Soul, killing intent, resilience, and potential as he enters Killing City. Shura seeks to claim him as a successor before Life and Destruction can formally do so. 123 138
• Yu Xiaogang — A man Xu distrusts and resents due to his treatment of Bibi Dong and the perceived weakness of his martial soul theories. 4 6
• Tang San — A future adversary in Xu’s foreknowledge. Xu initially intended to deny him key resources and attempted indirect interference, but later concluded that the worldline’s corrective force makes direct action dangerous; he now maintains close surveillance and intends to defeat Tang San through superior preparation and political power. 4 7 93 121
• Dugu Bo — Initially approached as a strategic target because of the Ice-Fire Yin-Yang Well. After Xu helps him form a Poison Core and resolve the Dugu Clan’s poison backlash, Dugu Bo advances to Rank 94, pledges loyalty to Xu, and joins Spirit Hall as an elder. 67
• Ling Yuan — A Titled Douluo guard, escort, and trusted confidante who protects Xu in Heaven Dou and the Far North. She assists with intelligence, covert travel, and his political operations. 51 71 117
• Yue Guan — Chrysanthemum Douluo and Xu’s chosen long-term Heaven Dou escort. Xu values his expertise in herbs, medicine, and plant-type soul beasts, and uses him to establish Ji’an Hall as an apothecary, intelligence network, and source of influence. 51 52 54
• Gui Mei — Ghost Douluo, assigned to intelligence gathering, covert operations, and internal security at Spirit Hall. He later joins Xu’s elite protection during major expeditions. 52 73
• Xue Qinghan / Snow Empress — The transformed Snow Empress of the Far North and one of Xu’s most important allies. Originally distrustful and hostile, she comes to trust his plans to help soul beasts escape Heavenly Tribulations, assists with his Heaven Dou administration, and manages the Crown Prince’s Residence in his absence. 81 85 91 117
• Gu Yuena — The Silver Dragon King, who enters a cooperative arrangement with Xu after he promises to pursue the Dragon God inheritance and reform the soul-master system so soul beasts need not be hunted for rings. She resides at the Crown Prince’s Residence and can impersonate Xue Qinghe when necessary. 116 119 121
• Emperor Xue Ye — Publicly Xu’s father as Crown Prince Xue Qinghe. Xue Ye increasingly trusts Xu’s competence, gives him broad military and administrative authority, and eventually leaves practical governance to him as regent, while privately recognizing his ruthlessness. 70 73 91 120
• Zhu Zhuqing — A rescued Zhu Clan heiress whom Xu brings to Heaven Dou after showing her Dai Mubai’s true behavior. He gives her an Immortal Herb and an opportunity to break free from her family’s imposed fate, earning her gratitude and determination. 134 137
• King of Slaughter / Tang Chen — Xu enters Killing City intending to confront the King of Slaughter and investigate the Asura Demon Sword. After exposing the Nine-Headed Bat King’s possession of Tang Chen’s body, Xu becomes the King’s target. 123 127

Story Role / Major Arcs

Adoption and Childhood

Bibi Xu’s arrival gives Bibi Dong an emotional bond free from the trauma associated with Qian Xunji and Qian Renxue. Her defense of him against the Red-robed Cardinals establishes him as untouchable within the Holy Maiden Hall. 2 3

Awakening and Spider Hunt

At six, Xu awakens unprecedented Three-Life Martial Souls and innate Rank 20 soul power. He then travels with Bibi Dong to Demon Spider Canyon, absorbs 1,200-year and 3,500-year soul rings, and gains the Eight Spider Lances. 9 10 22 28 30

Death Grand Canyon Expedition

Xu joins Bibi Dong’s hunt for the Hundred-Thousand-Year Death Spider Emperor under the pretext of witnessing her breakthrough. While Bibi Dong becomes a Titled Douluo, Xu secretly evolves his Eight Spider Lances using the beast’s remains. 39 41 42

Holy Son of Spirit Hall

Following Bibi Dong’s rise as Pope, she personally crowns Xu as Spirit Hall’s Holy Son and commands the organization to treat him with the same authority as the Pope. 45 46

Heaven Dou Undercover Mission

When Qian Renxue is assigned to infiltrate the Heaven Dou Empire, Xu argues that the mission would waste her divine potential and expose her to unnecessary danger. He persuades Qian Daoliu and eventually Bibi Dong to let him replace her, receiving Absolute Mimicry and extensive protective resources for the operation. 48 49 50

Crown Prince Xue Qinghe

Xu replaces the original Xue Qinghe and establishes himself in the Heaven Dou imperial palace with Xiao Shunzi’s assistance. He survives assassination attempts, studies court etiquette and factional politics, builds Ji’an Hall with Yue Guan, and develops an independent power base beneath the identity of the mild, refined Crown Prince. 54

He later uses disaster relief, anti-corruption measures, military victories, agricultural reform, and strategic diplomacy to win Emperor Xue Ye’s confidence and popular support. His political maneuvers eliminate the Second and Third Princes as serious rivals, leaving him the uncontested heir apparent. 70 73 86 91

Ice-Fire Yin-Yang Well and Dugu Alliance

Xu secures the Ice-Fire Yin-Yang Well through Dugu Bo, obtains the Ice-Fire Dragon Kings’ God-level soul bones and residual origins, and advances from Rank 39 to Rank 45. He subsequently recruits Dugu Bo by curing the Dugu Clan’s poison backlash and gains Spirit Hall access to the well’s immortal herbs. 67

Far North Alliance

Using Ten-Thousand-Year Mysterious Ice Marrow, Dragon King inheritance, and a proposed method for soul beasts to escape Heavenly Tribulations, Xu negotiates with the Ice Empress and Snow Empress. Snow Empress ultimately transforms into Xue Qinghan and joins him in the human world, becoming both a powerful ally and an exceptional political adviser. 71 81 85 91

Soul-Beast Cooperation

Xu expands his ambitions beyond Spirit Hall and Heaven Dou by pursuing cooperation with the Far North and Star Dou Great Forest. He promises Gu Yuena that he will seek alternatives to soul-beast hunting and gradually reform the soul-master system, securing her conditional cooperation and residence in the Crown Prince’s Palace. 116 119

Killing City and Divine Trial

At eighteen, Xu leaves Gu Yuena and Xue Qinghan to preserve the Xue Qinghe identity while he travels to Killing City in search of the Asura Demon Sword and a path to alter Bibi Dong’s divine inheritance. 121 122

He defeats the gatekeeper without soul skills, wins one hundred consecutive Slaughter Arena battles, and receives the title God of Slaughter. After exposing the King of Slaughter as the Nine-Headed Bat King possessing Tang Chen, he confronts the King and the Asura Demon Sword, ultimately returning to Heaven Dou with a Divine Trial. 123 127 138

Zhu Zhuqing’s Rescue

Xu rescues Zhu Zhuqing from five Soul Ancestors, cripples their martial souls, and takes her to Suotuo City so she can witness Dai Mubai’s conduct for herself. He later brings her to the Crown Prince’s Residence, grants her an Immortal Herb, and offers her the chance to cultivate beyond the fate imposed by the Zhu Clan. 134 136 137

Trivia

• Bibi Xu’s name was chosen by Bibi Dong from the image of the rising morning sun. 2
• He was able to absorb killing intent naturally at age three, alarming Qian Daoliu and hinting at his affinity for darkness and slaughter. 3
• Qian Renxue’s first gift to him was milk candy; years later, she handmade his purple-amethyst bracelet. 3 45
• Xu deliberately acted like an ordinary stubborn child and clung to Bibi Dong’s leg to persuade her to permit his Heaven Dou mission. 49
• Gu Yuena agreed to impersonate Xue Qinghe in exchange for three months of different desserts every day. 121
• Qian Renxue accidentally embraced Gu Yuena from behind after mistaking her Xue Qinghe disguise for Bibi Xu, triggering a confrontation with both Gu Yuena and Xue Qinghan. 125