Wedge Principle

The knee shield is the most common wedge in jiu jitsu: a shin placed across the opponent's chest that blocks forward pressure. The wedge creates a one-way barrier — the top player cannot advance, but the bottom player can attack.

Headquarters guard places a knee wedge in the centre of the opponent's guard. This wedge splits the legs and blocks guard re-composition while the passer decides which side to pass toward.

The posted knee in combat base acts as a wedge against guard pull-in attempts. The knee blocks the guard player from closing distance while the passer's other leg maintains a wide base.

Z-guard angles the bottom knee as a wedge across the opponent's hip line. This wedge redirects forward passing pressure laterally, converting it from a guard pass into a sweep opportunity.

The knee wedge in half guard — between your knee and the opponent's hip — blocks the crossface and prevents flattening. Without this wedge, the top player drives through to side control unopposed.

Breaking closed guard often requires inserting an elbow or knee wedge inside the thigh to pry the legs apart. The wedge converts a small posting force into a lever that opens the guard incrementally.

The near-side knee wedge from bottom side control blocks the top player from re-establishing chest pressure after a shrimp. Inserting the knee transforms a temporary escape into a permanent guard recovery.

The crossface is a shoulder wedge driven across the opponent's jaw. This wedge blocks the bottom player from turning toward you and eliminates their ability to create hip movement on the near side.

Reverse De La Riva places the hook as a wedge behind the opponent's lead knee, blocking them from stepping forward. The wedge redirects passing energy upward, creating space for guard retention or back takes.

Shin-to-shin places the shinbone as a wedge against the opponent's lead leg from a seated position. The wedge blocks forward pressure and provides a platform for elevation into single leg X or X-guard.

Secure the position, then attack. Jumping to a submission from a neutral or disadvantaged position leads to scrambles and lost control. Establishing positional dominance first makes submissions higher-percentage and lower-risk.

Control every relevant limb and anchor point before initiating an attack. A controlled opponent has limited defensive options. An uncontrolled opponent can counter, scramble, or escape — turning your attack into their opportunity.

The hips are the centre of gravity and the engine of every movement in grappling. If you control the opponent's hips, you control where they can move, how they can generate force, and what techniques they can execute. All roads lead to hip control.

Establish grips, hooks, and contact points before applying force in any direction. Force without connection is wasted energy — the opponent simply moves away. Connection first ensures that when you push, pull, or rotate, the force transfers directly into the opponent's body.