South Korea / SEASON
Season 1
10 listed episodes · First aired November 21, 2025
EPISODE GUIDE
Full guide ↗Episodes
E1One-to-one
90 boxers of all ages and backgrounds fight for survival. They must knock out their opponents to win.
E2Six-on-sixBoxers must team up for a first-ever team boxing showdown set under 200 sandbags.
E3UnderdogsDefeated in an unpredictable 6 vs. 6 battle, the underdogs face another brutal match to survive.
E4Step In, Now!The third fight is on. In the Cage Ring, Tag Ring, and Aqua Ring, a breathtaking showdown begins.
E5True GritSlugfest, tag match, underwater fight. Boxers make bold choices and jump into unwinnable battles.
E6UndisputedThe champ unveils the fourth fight: the Three-way Battle! 60 seconds. No limits. Only one survives.
E7Hard EightEight boxers survive. Before a crowd, they must knock out their opponent to get to the semifinals!
E8Episode 8E9Episode 9E10Episode 10