Williams Guard Bottom is an innovative open guard position characterized by controlling the opponent’s arm with a shoulder lock grip while maintaining guard structure. Named after creator Roy Williams, this position combines elements of traditional guard retention with a unique shoulder manipulation that creates both offensive and defensive opportunities. The practitioner on bottom secures the opponent’s arm in a shoulder lock configuration while using their legs to maintain distance and create angles for sweeps and submissions. This guard is particularly effective against opponents who attempt aggressive passing strategies, as it neutralizes their posting ability and creates immediate submission threats. Williams Guard exemplifies the evolution of modern BJJ guard systems by integrating joint manipulation with positional control, forcing opponents into defensive reactions that open sweep opportunities. The position functions as a systematic approach where the shoulder lock serves as both submission threat and positional control mechanism, channeling opponent responses into predictable patterns that each open specific attacking opportunities. Understanding the relationship between shoulder lock pressure and hip angle creates a dynamic threat environment where opponents can never settle into defensive posture.

Position Definition

  • Bottom practitioner controls opponent’s arm in shoulder lock configuration with figure-four grip or similar shoulder manipulation, creating constant submission threat while maintaining positional control through integrated joint lock and guard retention mechanics
  • Bottom practitioner maintains active guard structure with legs positioned to create distance frames that prevent passing attempts, using hip movement and leg engagement to generate sweeping leverage while simultaneously reinforcing shoulder lock control
  • Opponent’s controlled arm is isolated and manipulated away from their centerline through shoulder lock mechanics, disrupting their base and limiting their ability to establish pressure or complete guard passes by reducing available posting points
  • Bottom practitioner’s hips remain mobile and able to angle away from opponent’s pressure while maintaining shoulder lock control, creating dynamic position for transitions between submission attempts, sweep executions, and positional improvements

Prerequisites

  • Successful grip establishment on opponent’s arm with shoulder lock configuration
  • Opponent positioned in standing or combat base within guard range
  • Bottom practitioner has space to establish leg frames and maintain distance
  • Isolation of opponent’s arm away from their defensive grips

Key Defensive Principles

  • Maintain constant shoulder lock pressure to create submission threat and control opponent’s movement
  • Use legs actively to create distance and prevent opponent from establishing chest-to-chest pressure
  • Angle hips away from opponent’s free arm while keeping controlled arm isolated
  • Transition between shoulder lock variations based on opponent’s defensive reactions
  • Create sweeping opportunities when opponent attempts to defend shoulder lock
  • Maintain grip integrity throughout transitions to prevent opponent from recovering arm
  • Use opponent’s attempts to free their arm as triggers for sweeps and position advancement

Available Escapes

Williams Shoulder LockWon by Submission

Success Rates:

  • Beginner: 35%
  • Intermediate: 50%
  • Advanced: 65%

Omoplata SweepMount

Success Rates:

  • Beginner: 40%
  • Intermediate: 55%
  • Advanced: 70%

Triangle SetupTriangle Control

Success Rates:

  • Beginner: 30%
  • Intermediate: 45%
  • Advanced: 60%

Transition to OmoplataOmoplata Control

Success Rates:

  • Beginner: 45%
  • Intermediate: 60%
  • Advanced: 75%

Back Take GenericBack Control

Success Rates:

  • Beginner: 25%
  • Intermediate: 40%
  • Advanced: 55%

Kimura to Back TakeBack Control

Success Rates:

  • Beginner: 30%
  • Intermediate: 45%
  • Advanced: 60%

Rolling ArmbarArmbar Control

Success Rates:

  • Beginner: 35%
  • Intermediate: 50%
  • Advanced: 65%

Opponent Counters

Counter-Attacks

Decision Making from This Position

If opponent defends shoulder lock by pulling arm back aggressively:

Else if opponent drives forward to pressure and escape shoulder lock:

Else if opponent posts free hand on mat to create base:

Else if opponent attempts to circle away from controlled arm:

Common Defensive Mistakes

1. Releasing shoulder lock pressure to adjust grips or leg position

  • Consequence: Opponent immediately recovers their arm and establishes dominant passing position or escapes guard entirely
  • Correction: Maintain constant shoulder lock tension throughout all transitions, adjusting legs and hips while keeping arm control as primary focus

2. Allowing opponent to establish chest-to-chest pressure while maintaining shoulder lock

  • Consequence: Opponent can stack guard despite arm control, leading to guard pass or escape from submission threat
  • Correction: Use legs actively to create frames and distance, preventing opponent from closing distance while shoulder lock is engaged

3. Overcommitting to shoulder lock submission without setting up sweeping opportunities

  • Consequence: Opponent defends submission effectively and transitions to passing attack without facing sweep threat
  • Correction: Use shoulder lock as control mechanism to create sweep openings, transitioning between submission and sweep based on opponent reactions

4. Failing to angle hips away from opponent’s free arm

  • Consequence: Opponent uses free arm to establish underhook or control that neutralizes shoulder lock effectiveness
  • Correction: Constantly adjust hip angle to keep controlled arm isolated while positioning body away from opponent’s free arm reach

5. Gripping with arms only without engaging full body mechanics

  • Consequence: Shoulder lock lacks sufficient pressure and opponent can muscle through defenses or escape relatively easily
  • Correction: Engage core, hips, and legs to generate shoulder lock pressure, using entire body structure rather than arm strength alone

6. Holding static Williams Guard position without creating movement or reactions

  • Consequence: Opponent settles into defensive posture and systematically works to extract arm without facing immediate threats
  • Correction: Create constant movement and pressure variations to force opponent into reactive defensive actions that open sweep and submission chains

Training Drills for Defense

Williams Guard Entry Drill

Partner starts in combat base. Practice establishing shoulder lock grip from various open guard positions, focusing on arm isolation and initial control establishment. Work both sides, 2 minutes per side.

Duration: 4 minutes

Shoulder Lock to Omoplata Flow

Start in established Williams Guard Bottom. Partner defends shoulder lock using different methods. Practice flowing between shoulder lock pressure and omoplata transitions based on defensive reactions. 5 minute rounds.

Duration: 5 minutes

Williams Guard Retention Drill

Partner attempts to extract arm and pass guard using various methods. Focus on maintaining shoulder lock control while using legs to prevent passing and create sweeping opportunities. Progressive resistance from 30% to 70% intensity.

Duration: 3 minutes per round

Williams Guard Submission Chain Drill

Flow drill connecting Williams shoulder lock to omoplata to triangle to armbar. Partner provides appropriate reactions at each transition point. Focus on maintaining arm control throughout chain.

Duration: 6 minutes

Escape and Survival Paths

Direct shoulder lock finish

Williams Guard → Williams Shoulder Lock

Omoplata progression path

Williams Guard → Transition to Omoplata → Omoplata Control → Omoplata

Triangle combination path

Williams Guard → Triangle Setup → Triangle Control → Triangle Choke Front

Armbar transition path

Williams Guard → Rolling Armbar → Armbar Control → Armbar Finish

Back attack path

Williams Guard → Omoplata to Back → Back Control → Rear Naked Choke

Success Rates and Statistics

Skill LevelRetention RateAdvancement ProbabilitySubmission Probability
Beginner50%35%30%
Intermediate65%50%45%
Advanced75%65%60%

Average Time in Position: 30-90 seconds

Expert Analysis

John Danaher

Williams Guard represents a fascinating integration of joint manipulation and positional control that challenges conventional guard retention theory. The position’s effectiveness stems from its ability to create a mechanical dilemma where the opponent must simultaneously defend a shoulder lock submission while attempting to pass guard—two goals that are often mutually exclusive. From a systems perspective, Williams Guard functions as a forcing mechanism that channels opponent responses into predictable patterns, each of which opens specific sweep or submission opportunities. The critical technical element is maintaining what I call ‘constant tension integrity’—the shoulder lock must apply sufficient pressure to occupy the opponent’s defensive focus without overcommitting to the finish prematurely. This creates a state where every defensive movement opens a new attacking vector. The position’s true sophistication lies in its transition architecture: the shoulder lock itself functions less as a finishing mechanism and more as a control hub from which omoplatas, triangles, and back takes emerge with high efficiency. Understanding this conceptual framework transforms Williams Guard from a novelty technique into a systematic positional approach.

Gordon Ryan

I’ve used Williams Guard in competition and it’s a legitimate weapon when you understand the timing and psychology behind it. The key is recognizing that most opponents have zero experience defending this position, which creates immediate psychological pressure. In matches, I use Williams Guard primarily as a sweep setup rather than hunting the shoulder lock finish—the submission threat forces defensive reactions that open much higher percentage sweeping opportunities. The position works exceptionally well against aggressive passers who like to drive forward with pressure, because their natural instinct to pressure into you actually accelerates the omoplata or back take. What makes it competition-viable is the arm control—once you have that shoulder lock established, you’ve effectively neutralized one of their arms completely, meaning they’re passing with diminished resources. I focus heavily on the transition to omoplata when they try to yank their arm out, and the triangle when they post their free hand. The finish rate on the shoulder lock itself is lower at high levels, but it doesn’t matter because the position control and transition options are what create the success. It’s particularly effective in no-gi where the shoulder lock bite is sharper and harder to defend.

Eddie Bravo

Williams Guard is one of those positions that perfectly embodies the 10th Planet philosophy of innovation and control—it takes a submission hold and turns it into a positional strategy, which is exactly the kind of creative thinking that advances the art. What I love about Williams Guard is how it creates the same kind of dilemma structure we see in Rubber Guard but through a completely different mechanical approach. The opponent is constantly dealing with shoulder pressure and submission threat, which opens up the entire game tree of sweeps and transitions. In our system, we’ve integrated Williams Guard into the larger open guard framework, particularly as an entry point to Omoplata or Triangle when traditional setups are defended. The position’s effectiveness increases dramatically when you understand the relationship between shoulder lock pressure and hip angle—by constantly adjusting your hip position while maintaining shoulder control, you create a dynamic threat environment where the opponent can never settle. We drill Williams Guard extensively as part of our submission chain development, emphasizing the flow between shoulder lock, omoplata, triangle, and armbar. The real mastery comes when you stop thinking of it as separate techniques and start seeing it as one continuous control system where you’re just riding the opponent’s defensive reactions to different finish points.