Becoming the Swordmaster Rank Young Lord of the Sichuan Tang Family (Korean: 사천당가의 소드마스터급 소공자, RR: Sacheondangga-ui Sodeumaseuteogeup Sogongja) is a highly popular "fusion" Murim manhwa written by Gat-Jin and illustrated by 99. It has carved out a unique niche by blending the tropes of Western high-fantasy swordsmanship with the traditional world of Eastern martial arts.

The story follows Adel, a legendary Swordmaster from a Western fantasy world who reaches the absolute pinnacle of his craft but dies in battle. He is reborn as Tang So-hyeop, the youngest and most neglected son of the prestigious Sichuan Tang Family—a clan famous for its mastery of poisons and hidden weapons, not the sword. In a world where the Tang family is often looked down upon for their "cowardly" methods and where So-hyeop himself was considered a talentless failure, he begins to apply the principles of Western "Aura" to the Eastern "Qi" system, creating a combat style that leaves the entire Murim world in shock.

Alternative Names and Titles
Becoming the Swordmaster Rank Young Lord of the Sichuan Tang Family / The Swordmaster Son of the Sichuan Tang Family / 사천당가의 소드마스터급 소공자 / Oneulman Saneun Gisa

Core Characteristics & Tropes
The East-Meets-West Power System: This is the series' primary hook. The protagonist treats internal energy like "Mana" and applies Western sword forms to a world that relies on traditional "Sect" techniques. This makes his moves unpredictable and devastatingly efficient.

Breaking the Clan Mold: The Tang Family is strictly about needles, poisons, and shadows. Tang So-hyeop’s choice to wield a sword is seen as a betrayal of tradition, but his absolute dominance forces the clan to rethink their 1,000-year history.

Veteran Mindset: Because he was a master in his previous life, So-hyeop doesn't struggle with the "mental" aspect of growth. He is calm, tactical, and possesses a cold-blooded efficiency when dealing with enemies who underestimate him.

Modern, Sharp Art Style: The series features clean lines and high-velocity action sequences. The visual representation of "Aura" mixed with poisonous hidden weapons creates some of the most unique fight scenes in the genre.

Why Fans Love It
Unique Reincarnation Premise: Most Murim manhwas involve a regressor (returning in time) or a Murim master reincarnating into another Murim body. Bringing a "Fantasy Swordmaster" logic into the world of Qi creates a refreshing "clash of cultures."

Cathartic Face-Slapping: There is immense satisfaction in watching the arrogant Tang family elders and other prestigious sects realize that the boy they called a "disgrace" is actually a monster capable of killing them all.

Family Redemption: While the story is about power, it also explores So-hyeop’s attempt to change the Tang family from a clan of "poisonous snakes" into a truly respected martial house.

Strategic Dominance: So-hyeop doesn't just win because he has more energy; he wins because his Western sword techniques exploit the fundamental weaknesses of Eastern martial arts forms.