X-Pass: A White Belt's Biomechanical Guide

1. Start in a staggered stance, knees bent, one foot slightly forward. Grip opponent's right pant leg with your right hand, just above the ankle, thumb-down.
2. With your left hand, secure a grip on the opponent's left hip or waistline, preventing them from shrimping away.
3. Drive your left shoulder into the opponent's right hip pocket, creating a wedge and initiating forward pressure.
4. Simultaneously, step your right foot outside the opponent's right knee, angling your body approximately 45 degrees away from their centerline.
5. Begin to transfer your weight onto your left leg, bending your knee and keeping your hips low, while your right leg remains extended and stable.
6. As you drive forward, use your left hip to sweep the opponent's right leg outward and away from your body.
7. Continue driving your shoulder into their hip, maintaining a strong base, and bring your right leg through to establish side control.

• Attempting to force the pass by pushing straight forward with your chest instead of driving your shoulder into the hip. This can lead to knee hyperextension or ligament tears (ACL/MCL) if the opponent shifts their weight unexpectedly.
• Gripping too high on the pants (e.g., the thigh) and trying to yank the leg. This compromises your base and can cause shoulder impingement or rotator cuff strain from the awkward pulling motion.
• Not maintaining a tight frame with your arms and hips, allowing the opponent to create space and re-guard. This can lead to lower back strain as you overextend your spine trying to compensate.

1. Solo footwork and hip-driving drill: Practice the staggered stance, hip-to-shoulder connection, and leg sweep motion without a partner (50 reps).
2. Static partner drill (0% resistance): Opponent maintains a passive guard. Focus on executing the grip changes, hip drive, and leg clear with perfect form (10 reps per side).
3. Light resistance drill (25% resistance): Opponent offers minimal resistance, allowing you to feel the hip frame and leg movement. Focus on maintaining your base (10 reps per side).
4. Controlled resistance drill (50% resistance): Opponent actively tries to prevent the pass but without aggressive counter-attacks. Focus on breaking their base and driving through (10 reps per side).
5. Dynamic resistance drill (75% resistance): Opponent uses their legs and hips to actively resist the pass. Work on adapting your angle and pressure (5 reps per side).
6. Live rolling (90-100% resistance): Attempt the X-Pass in a live rolling scenario, focusing on applying the learned mechanics and adapting to your opponent's reactions.

• WHEN TO ATTEMPT:
• When the opponent is actively trying to create space or is in an open guard with their legs slightly separated.
• When you have successfully established a strong hip grip and can control their base.
• After a failed attempt at another pass, if the opponent's legs are in a compromised position.
• PRIMARY COUNTERS:
• The Knee-Shield Re-Guard: If the passer drives their shoulder into your hip and their leg is outside your knee, push your knee into their shoulder and use your free leg to create a barrier, re-establishing guard.
• The Hip Escape and Switch: If the passer drives forward, actively hip escape away from their pressure and immediately look to underhook their arm or secure a grip to transition to your guard or a sweep.
• The Guard Retention: If the passer's lead leg is too far inside, use your foot on their hip to push them away and simultaneously bring your other leg back to re-establish guard, preventing them from clearing.

Watch step-by-step breakdowns from black belt instructors: