The Butterfly Sweep is a fundamental attacking technique from butterfly guard that exploits opponent’s weight distribution and base. By using butterfly hooks (feet positioned on opponent’s inner thighs) combined with precise hip movement and off-balancing mechanics, the practitioner elevates and destabilizes the opponent, reversing position from bottom to top. This sweep is particularly effective when the opponent commits their weight forward or attempts to pass, creating the perfect opportunity for the guard player to capitalize on compromised balance. The technique exemplifies efficient use of leverage over strength, making it accessible to practitioners of all sizes and suitable against larger opponents. The butterfly sweep serves as a cornerstone technique in modern Brazilian Jiu-Jitsu, forming the foundation for numerous guard systems and serving as a gateway to more advanced butterfly guard attacks.
From Position: Butterfly Guard (Bottom) Success Rate: 62%
Possible Outcomes
| Result | Position | Probability |
|---|---|---|
| Success | Mount | 70% |
| Failure | Butterfly Guard | 20% |
| Counter | Butterfly Guard | 10% |
Attacker vs Defender
| Attacker | Defender | |
|---|---|---|
| Focus | Execute technique | Prevent or counter |
| Key Principles | Control opponent’s upper body with underhooks or collar grip… | Maintain wide base with hips back to distribute weight away … |
| Options | 6 execution steps | 4 defensive options |
Playing as Attacker
Key Principles
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Control opponent’s upper body with underhooks or collar grips before initiating sweep
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Use butterfly hooks actively to break opponent’s base and create elevation
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Generate momentum through hip movement and forward rotation
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Break opponent’s posture by pulling them onto your centerline
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Time the sweep when opponent’s weight shifts forward or they attempt to pass
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Maintain connection throughout the sweep to prevent opponent from posting
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Follow through completely to establish dominant top position
Execution Steps
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Establish butterfly guard control: Sit up in butterfly guard with both feet positioned as hooks on opponent’s inner thighs, balls of fe…
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Break opponent’s posture: Pull opponent forward using your grips while simultaneously driving your forehead or shoulder into t…
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Post base hand: Post your non-sweeping hand (typically the hand opposite to your sweep direction) on the mat behind …
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Elevate with primary hook: Drive your primary butterfly hook (the one on the side you’re sweeping toward) upward and slightly a…
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Generate rotational momentum: As you elevate with your hook, simultaneously fall to your base hand side while pulling opponent acr…
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Follow through to top position: Continue the rotational momentum until opponent is inverted, then drive forward with your entire bod…
Common Mistakes
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Attempting sweep without first breaking opponent’s posture and bringing their weight forward
- Consequence: Opponent maintains strong base and easily resists the sweep by posting or sprawling backward. The sweep becomes a pushing contest rather than a technical leverage movement.
- Correction: Always establish proper upper body control and pull opponent’s weight onto your centerline before initiating the sweep. Feel opponent become heavy on top of you, then execute the sweep when their base is compromised.
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Using only leg strength without coordinating upper body pulls and hip rotation
- Consequence: Insufficient force generation results in incomplete sweep or opponent landing in turtle position. The technique becomes exhausting and low-percentage.
- Correction: Coordinate all components: hook elevation, upper body pull toward sweep direction, hip rotation, and base hand post. The sweep should feel like a smooth rolling motion, not a lifting contest.
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Failing to post base hand, causing backward fall during sweep attempt
- Consequence: Loss of balance results in falling flat on back with opponent landing in top position, often in mount or knee on belly. Momentum is completely lost.
- Correction: Always post your non-sweeping hand on the mat behind you before initiating the sweep. This hand acts as your pivot point and prevents backward collapse. Keep the elbow slightly bent for structural integrity.
Playing as Defender
Key Principles
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Maintain wide base with hips back to distribute weight away from opponent’s hooks and prevent easy elevation
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Deny dominant grips proactively through active grip fighting, preventing opponent from establishing the upper body control needed to initiate sweeps
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Keep posture upright with chest up to resist being pulled forward onto opponent’s centerline where sweep leverage is maximized
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Recognize sweep initiation cues early and react immediately rather than waiting until full commitment when defense is much harder
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Use forward passing pressure strategically to keep opponent defensive without overcommitting weight that feeds their sweep mechanics
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Maintain at least one hand free to post at all times, never allowing both hands to be controlled simultaneously
Recognition Cues
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Opponent pulls you forward aggressively with grips while simultaneously sitting up taller, loading your weight onto their hooks and breaking your posture toward their centerline
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You feel one butterfly hook driving upward with increasing pressure under your thigh while opponent’s upper body grip tightens on the same side, indicating directional commitment to sweep
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Opponent posts one hand behind them on the mat while maintaining grip with the other hand, establishing the fulcrum point needed for rotational sweep mechanics
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Opponent shifts their hips laterally and begins falling to one side while pulling you in the same direction, creating the rotational momentum that powers the sweep
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Opponent establishes a deep underhook on one side with their shoulder tight against your armpit, indicating they have the structural connection to transfer hip elevation to your upper body
Defensive Options
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Post hand firmly on the mat on the sweep side, creating a tripod base that blocks the rotational path of the sweep - When: As soon as you feel the directional commitment of the sweep - the hook driving up on one side and grips pulling you laterally. Must be before full rotation begins.
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Sprawl hips backward explosively while driving crossface pressure forward, removing your weight from the hooks entirely and flattening opponent’s posture - When: When opponent breaks your posture and loads your weight forward but before they commit to a specific sweep direction. Most effective against opponents who rely heavily on forward weight loading.
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Drive forward with heavy chest-to-chest pressure while swimming your arms inside to strip opponent’s grips, flattening them to their back and neutralizing the upright posture they need - When: When opponent is attempting to sit up and establish grips but has not yet loaded your weight or committed to a sweep direction. Works as a preemptive defense before sweep components are assembled.
Position Integration
The butterfly sweep serves as a cornerstone technique in modern Brazilian Jiu-Jitsu guard systems, particularly the butterfly guard framework popularized by high-level competitors. It functions as the primary attacking option from butterfly guard, with success rates increasing significantly when combined with proper threat sequences. The sweep integrates seamlessly with other butterfly guard attacks including Guillotine entries, Arm Drag to Back Take transitions, and X-Guard developments. When opponent defends the butterfly sweep by posting or sprawling, these defensive reactions open opportunities for the guard player to attack exposed limbs or transition to alternative guard systems. The technique also serves as a fundamental drilling movement that develops essential BJJ attributes: hip mobility, grip fighting, off-balancing mechanics, and coordinated body movement. Practitioners typically learn butterfly sweep early in their training (white to blue belt) and continue refining it throughout their careers, as the technique remains effective at all levels when executed with proper timing and setup. The sweep connects to the broader positional hierarchy by providing a reliable method to advance from guard to mount, worth 4 points in IBJJF competition, making it a critical scoring technique.