Unveiling the Mystery: Who is the ‘1st Ambassador’ in MBN's 'Unknown Legend'?

Kim Won-gyeom | 2026.03.10

 MBN
 MBN
▲ Scenes from Episode 3 of Mumyeongjeonseol airing on the 11th. Courtesy | MBN

By Kim Won-gyeom, SPOTV News — MBN’s audition series Mumyeongjeonseol: The Trot Men’s Hierarchy War released a preview clip one day before Episode 3, teasing a well-known contestant hiding beneath a mask. The short, posted to MBN’s official channel on the 10th, peeled back part of the "Ambassador No. 1" performance and signaled the arrival of high-profile challengers likely to shake up the competition. Shown with his face blurred, Ambassador No. 1 introduced himself as a four-year trot singer. When he finally unmasked, the professional panel watching live greeted him with equal parts excitement and surprise, calling out, "You look so slim!" and "You’ve lost so much weight!" A performer who first found an audience on competition shows, he explained why he decided to return: "Competitions gave me more success than I expected. When I realized my popularity might have been a bubble, I felt even smaller," he admitted. Undeterred, he picked up the mic again, chose Kang Jin’s "Oyeol," and delivered an emotionally charged opening line that immediately captivated the room. Episodes 1 and 2 staged the Unknown Selection, featuring contestants placed on levels 1 through 3 of the hierarchy tower. Episode 3, airing on the 11th, shifts to the Famous Selection, spotlighting challengers on levels 4 and 5. The episode will reveal the identities of several veiled famous contestants, including the previously teased Ambassador No. 1. Performers whose nicknames—SKY, Chart Comeback, Ten-Million Actor, Veteran Soldier Idol, Little Kim Junsu, and Little Psy—already command attention will take the stage. From a veteran singer who brought the professional panel to its feet to a string of powerhouse acts that rattled the lesser-known contestants, the episode promises a run of polished, high-stakes performances. Conceived as an ambitious trot survival format, Mumyeongjeonseol pits 99 contestants—regardless of occupation, background, age, or nationality—against one another as they vie for a single throne using only their voices. The fresh concept of spotlighting unknown singers has sparked viewer curiosity and buzz: the series ranks No. 1 among Wednesday variety shows, sits at No. 2 on Netflix Korea’s Top 10 series chart, and holds the No. 2 spot on Wavve’s Today’s Top 20, showing strong cross-platform momentum. After introducing fresh faces in its premiere, the show reinforced its competitive edge amid a crowded trot-audition field with bold performances, standout talent, and deeper storytelling in the latest episode. It posted an 8.04% rating among all pay-TV households, securing the Wednesday variety top spot again as it cements its lead. By bringing contestants with diverse life stories to the stage—from raw new talent to rediscovered hidden stars—Mumyeongjeonseol is crafting a distinct brand of audition drama. Its theme of rediscovering the unknown rings clear through the program’s unexpected displays of skill and heartfelt performances. Episode 3 of Mumyeongjeonseol — The Trot Men’s Hierarchy War, which raises the stakes with the Famous Selection, airs on the 11th at 9:40 p.m.