This report covers the , focusing on the Yellow Grade (Yellow Belt) curriculum . The Urban X system, developed by Justo Diéguez, is a specialized urban self-defense program designed to transform instinctive reactions into tactical combat skills. KFM Urban X: Yellow Grade Overview
: A primary focus of the Yellow grade is learning to change levels effectively. This includes delivering techniques from standing, kneeling, and sitting positions to adapt to street scenarios where you might be knocked down. keysi fighting method kfm urban x program yello portable