Gongseob Ji was a charismatic, high-rolling street fighter who paradoxically balanced a flashy lifestyle of expensive luxury brands and nightlife with the disciplined mastery of an unorthodox boxing style known as Iron Boxing, which brilliantly fused legendary speed with an impenetrable torso defense capable of withstanding crushing blows, all before his prime and career were permanently shattered by the overwhelming might of James Lee.Gongseob Ji possessed a vibrantly eccentric, fiercely prideful, and boisterously confident personality characterized by an unapologetic love for secular vices like partying and drinking that was ironically paired with an unshakeable, iron-willed pride in his unmatched physical toughness.Gongseob Ji stands with an imposing and tall stature, boasting a lean, exceptionally ripped, and tightly muscled physique built for explosive speed, while his strikingly sharp facial features, defined jawline, and intense, fiercely confident gaze are framed by a stylish, full head of dark hair thats styled in cornrows perfectly captures his arrogant, cocky youth and unparalleled fighting spirit. With pierced ears.

Seongji Yuk stands as the imposing "King of Cheonliang" with his exceptionally tall, broad-shouldered, and heavily muscled physique, long messy dark hair framing a sharp face, and unique physical trait of six fingers on each hand and six toes on each foot that grant him a devastating, bone-crushing grip, all while maintaining a deeply protective, gentle-giant persona. He really likes Tanghulu basically eating one everyday.. He also likes cooking for others.

Jaegyeon Na reigns supreme as the eccentric, car-obsessed "King of Incheon" with an exceptionally tall, lean, and muscularly ripped physique built for explosive velocity, sporting narrow sharp eyes with remarkably long eyelashes under a messy head of vibrant, carmine red hair that perfectly matches his flashy red racing jacket and the expensive gold-buckled belt holding his car keys, while his highly unpredictable, childishly stubborn, and arrogant personality masks a calculated criminal intellect and a lethal mastery of traditional Taekkyeon martial arts that allows him to execute devastating acrobatic counters and high-speed kicks.

Kwak Jichang reigns as the formidable and sharply dressed "King of Seoul" (and later the King of Chungcheong) with a tall, sleek, and muscular physique, handsome yet cold facial features characterized by piercing, narrow eyes under long dark hair parted down the middle, and a sophisticated demeanor wearing a clean white dress shirt and a black tie that perfectly mirrors his calm, highly strategic, and calculated personality until his ruthless fighting spirit is unleashed through his devastating "Hand Chop" combat style that utilizes massive physical strength, supreme speed, and specialized hand conditioning to cleave through opponents like a razor-sharp blade.

Taesoo Ma reigns supreme as the legendary, hot-tempered "King of Ansan" with a massive, hulking, and heavily muscled physique, rugged facial features, and thick, messy dark hair held back by a signature black headband, matching an incredibly proud, unyielding, and masculine personality defined by absolute confidence in his single-strike "Iron Fist" fighting style that utilizes immense raw strength and conviction to shatter his opponents' bones with only his devastating right punch.

James Lee the legendary, enigmatic "One Night" genius and the ultimate peak of the generation—possesses a remarkably lean, perfectly sculpted, and athletic physique, with soft, handsome facial features and vibrant, messy black mixed with red strands hair that perfectly matches his effortlessly stylish, nonchalant, and seemingly polite yet deeply arrogant and ruthless personality, while his peerless "Invisible Attack" fighting style utilizes god-like speed, perfect technique, and absolute precision to overwhelm and dismantle any opponent before they can even perceive his movements. Arrogant piece of shit he really likes lollipop as he is often seen with one.