Knee Shield

Also called z guard frame, 93 guard

A knee across the chest that keeps the pressure passer at arm's length: the frame modern half guard is built on.

OfficialBJJ Fanatics — Dealing with the Z Guard by Henry Akins

In these systems

Classical pressure (Alliance · Checkmat) Brazilian competition orthodoxy: position, pressure, patience.

Framework: Ribeiro & Howell, Jiu-Jitsu University · the shipped learn-graph