In the main event, towering two-sport king Roman Kryklia defends the ONE Heavyweight Muay Thai World Title and seeks his fourth straight knockout victory. But his challenger, WBC Heavyweight Muay Thai World Champion Lyndon Knowles, has every intention of claiming the richest prize in the sport and ending Kryklia’s flawless run in ONE Championship. Plus, another two-sport king in Regian Eersel puts his ONE Lightweight Kickboxing World Championship on the line against former titleholder Alexis Nicolas in a thrilling trilogy battle. The rivals are deadlocked 1-1 in their heart-pounding series, putting even more than 26 pounds of gold at stake.