Chen Xin

Biodata

Feature	Value
Name	Chen Xin (尘心)
Alias(es)	Sword Douluo; Grandpa Sword
Gender	Male
Affiliation	Seven Treasure Glazed Tile Sect
Occupation/Role	Sect-protecting Douluo; swordsman
First Appearance	Appears as a mysterious swordsman in 28; identified as Sword Douluo Chen Xin in 29

Appearance

Chen Xin is an elderly swordsman who initially conceals his face beneath a bamboo hat and carries himself with his hands behind his back, giving the impression of a reclusive master. 28

• Wields the Seven Kill Sword. 29
• Descends from the sky riding his sword when arriving to escort Qian Renxue. 45
• His sword aura is described as sharp but precisely controlled. 45

Personality

Chen Xin is direct, battle-driven, and exceptionally confident in his swordsmanship. He opened a supposedly friendly spar with his ultimate technique and was dissatisfied that Pufferfish Douluo and Snake Lance Douluo could not offer greater resistance. 29

Despite his stern exterior, he becomes notably protective of Qian Renxue during their journey through the Star Dou Great Forest. He treats her safety as his highest priority, shields her with Soul Power, and worries over the risks of absorbing high-level soul rings. 46 After receiving her gift of a hundred-thousand-year soul bone, he sincerely resolves to protect her with his life. 48

Abilities & Skills

Seven Kill Sword

Chen Xin's martial soul is the Seven Kill Sword, which he uses for powerful ranged and melee sword techniques. His cultivation is identified as level 93. 46 50

• Can form defensive barriers of condensed sword energy with Second Soul Skill: Spirit Sword Guard. 46
• Uses Fifth Soul Skill: Might Shakes All Directions to rain swords upon opponents. 46
• Employs Sixth Soul Skill: Ten Thousand Swords Return to Origin to gather surrounding sword energy into a colossal sword phantom. 46
• Can travel through the air on the Seven Kill Sword. 45

Martial Soul Avatar

Chen Xin manifests a gigantic phantom wielding the Seven Kill Sword through his Seventh Soul Skill: Martial Soul Avatar. He channels his accumulated sword insight into this form before delivering decisive attacks. 47

God Demon Two Slashes

Chen Xin's Ninth Soul Skill, God Demon Two Slashes, creates an enormous Seven Kill Sword capable of devastating a wide area.

• Severely wounded Pufferfish Douluo and Snake Lance Douluo when used at the start of their spar. 29
• Defeated the hundred-thousand-year Sky Azure Bull Python, Da Ming, in a single overwhelming strike. 47
• Its impact split a small hill and tore a massive fissure through the ground. 47

Seven Kill Sword Art: Kill Character Technique

Chen Xin can write a massive “Kill” character in the air with sword qi and merge it with God Demon Two Slashes to further elevate its power. 47

• Used in tandem with his ninth soul skill against Da Ming. 47
• Produces multiple killing sword auras that can lock onto a target from every direction. 48
• Chen Qi judges Chen Xin's sword strike to be comparable to the Minor Kill Character Technique. 49

Equipment / Items

• Seven Kill Sword — Chen Xin's martial soul and primary weapon. 29
• Hundred-Thousand-Year Right Arm Bone — gifted to him by Qian Renxue after the defeat of the Sky Azure Bull Python; it significantly increases his strength. 48

Relationships

• Ning Fengzhi — Sect Master of the Seven Treasure Glazed Tile Sect. Chen Xin acts on Ning Fengzhi's instructions, including inviting and later escorting Qian Renxue. 29 45
• Qian Renxue — Initially meets her as a political guest of the Seven Treasure Glazed Tile Sect. He later escorts and protects her during her soul-ring hunt, accepts her gift of a hundred-thousand-year soul bone, and invites her to call him “Grandpa Sword.” 45 48 49 50
• Pufferfish Douluo — Chen Xin gravely injures him with God Demon Two Slashes during a spar, then later visits to apologize. 29 36
• Snake Lance Douluo — Fought alongside Pufferfish Douluo against Chen Xin and was injured when the Seven Kill Sword split his snake spear. 29
• Dugu Bo — Accompanies Chen Xin and Qian Renxue during the Star Dou Great Forest expedition. 45 46
• Da Ming / Sky Azure Bull Python — Chen Xin defeats the hundred-thousand-year soul beast with God Demon Two Slashes enhanced by the Kill Character Technique. 47
• Er Ming / Titan Giant Ape — Chen Xin joins the other protectors in defending Qian Renxue and helps critically injure him. 48

Story Role / Major Arcs

Seven Treasure Glazed Tile Sect conflict

Chen Xin first appears as a mysterious swordsman seeking a spar with Pufferfish Douluo. Revealing himself as Sword Douluo, he immediately uses God Demon Two Slashes, leaving Pufferfish severely injured and delivering the Seven Treasure Glazed Tile Sect's invitation to Qian Renxue. 28 29

At the sect's banquet, he is ordered to perform a sword dance when Qian Renxue attempts to leave. 31 Following the confrontation, Ning Fengzhi instructs him to apologize to Pufferfish Douluo due to the risks of antagonizing Qian Renxue and Spirit Hall. 32 Chen Xin later arrives to fulfill that apology. 36

Escort to the Star Dou Great Forest

On Ning Fengzhi's instructions, Chen Xin arrives at the imperial palace to escort Qian Renxue on a hunt for her fourth soul ring. Qian Renxue accepts his help and calls him “Sword Douluo Grandfather,” to his visible pleasure. 45

He leads Qian Renxue, Dugu Bo, Pufferfish Douluo, and Snake Lance Douluo into the forest's middle reaches, surrounding Qian Renxue with protection and personally shielding her from danger. 46

Hundred-thousand-year soul-beast hunt

Chen Xin defeats the near-hundred-thousand-year Light Wing Dragon through a sequence of Seven Kill Sword techniques, allowing Qian Renxue and Chen Qi to absorb its soul ring. 46 He then uses his Martial Soul Avatar, God Demon Two Slashes, and the Kill Character Technique to defeat Da Ming before the soul beast can properly retaliate. 47

When Er Ming targets Qian Renxue, Chen Xin joins the other Title Douluo in a concentrated assault that leaves the Titan Giant Ape critically injured. 48 Qian Renxue rewards Chen Xin with Da Ming's hundred-thousand-year right arm bone, transforming his duty-bound escort into a devoted protector. 48

Departure

After returning to Heaven Dou City, Chen Xin bids Qian Renxue farewell. He welcomes her to visit the Seven Treasure Glazed Tile Sect as long as she comes without hostility. 50