Defending the butterfly pass requires understanding the passer’s sequential pressure system and disrupting it before hooks are neutralized. As the butterfly guard player, your defensive framework centers on maintaining upright posture, keeping hooks active with constant elevator pressure, and controlling the passer’s upper body to prevent them from establishing the forward pressure that enables hook clearing. The defender holds a significant structural advantage when butterfly guard is properly maintained - inside position via hooks, superior leverage geometry, and multiple offensive threats that force the passer to divide attention between passing and defending sweeps. Effective defense is not purely reactive. The best butterfly guard retention combines proactive grip fighting to prevent the passer from establishing dominant controls with immediate counter-attacks whenever the passer commits weight to clearing a hook. Each passing attempt creates a brief window where the passer’s base is compromised by the weight shift required to flatten a hook, and a prepared defender can exploit these windows with sweeps, back takes, or transitions to X-Guard and deep half guard. The goal is to make the passer pay a positional cost for every passing attempt, creating a dilemma where committing to the pass exposes them to counter-attacks.
Opponent’s Starting Position: Butterfly Guard (Top)
How to Recognize This Attack
How do you know when someone is attempting Butterfly Pass?
- Passer widens their knee base significantly beyond shoulder width while lowering their hips, indicating they are establishing the wide platform needed to resist sweeps during the pass
- Passer drives heavy forward chest pressure while simultaneously securing collar grip or head control, signaling they are beginning the postural breakdown phase before hook clearing
- Passer shifts weight laterally toward one side while their hip drops toward the mat on that side, indicating they are beginning to address and flatten your primary butterfly hook
- Passer breaks your sleeve or collar grip and immediately drives an underhook or crossface on the side where your hook is being cleared, signaling transition from hook neutralization to position advancement
- Passer’s knee begins sliding inside your thigh line on one side while maintaining chest pressure, indicating the critical moment where your hook is being bypassed
Key Defensive Principles
What are the key principles for defending Butterfly Pass?
- Maintain upright seated posture with active core engagement to preserve sweeping leverage and prevent being flattened
- Keep hooks dynamically engaged with constant upward pressure against opponent’s inner thighs rather than passive foot placement
- Establish and fight for dominant upper body grips before opponent can secure collar control or crossface
- React immediately to any hook clearing attempt with counter-elevation or transition to alternative guard
- Use the passer’s weight shifts during passing attempts as opportunities for sweeps and back takes
- Maintain connection and distance control to prevent passer from creating space for standing passes
- Chain defensive guard retention with offensive counter-attacks to discourage repeated passing attempts
Defensive Options
What can you do to defend against Butterfly Pass?
1. Sit up explosively and re-establish dominant grips while driving hooks deeper under opponent’s thighs to restore full butterfly guard elevation
- When to use: Early in the passing sequence when passer begins applying forward pressure but before they have committed weight to clearing a specific hook
- Targets: Butterfly Guard
- If successful: Fully resets the guard position, forces passer to restart their approach, and creates immediate sweep opportunity from re-established posture
- Risk: If passer has already secured strong collar control, sitting up into their pressure may allow them to drive you back down more forcefully
2. Execute butterfly sweep toward the side where passer has shifted weight to flatten your hook, using their committed weight against them
- When to use: When passer shifts weight laterally to address one hook, momentarily compromising their base on the opposite side
- Targets: Butterfly Guard
- If successful: Reverses the position entirely, sweeping passer to their back and achieving top position with points scored
- Risk: If sweep is not timed precisely with the weight shift, passer can use the wide base to resist and accelerate their passing progression
3. Transition to deep half guard by scooping the near leg as passer clears your primary hook, establishing a new guard configuration before the pass completes
- When to use: When first hook has been partially cleared and passer is driving crossface pressure, making butterfly guard recovery unlikely
- Targets: Butterfly Guard
- If successful: Establishes deep half guard position with sweep opportunities, denying side control and creating a new guard system to work from
- Risk: If transition is too slow, passer may already have sufficient upper body control to prevent deep half establishment and complete the pass
4. Execute arm drag to opponent’s back as they reach forward for grips or crossface, converting their forward pressure into a back exposure
- When to use: When passer extends an arm to establish collar grip, crossface, or underhook during the passing sequence
- Targets: Butterfly Guard
- If successful: Takes opponent’s back, achieving the most dominant position in BJJ and completely negating their passing attempt
- Risk: Failed arm drag can leave you flat with one arm committed, potentially accelerating the pass if passer maintains base
Best-Case Outcomes for Defender
What is the best outcome when defending Butterfly Pass?
→ Butterfly Guard
Maintain active hooks and strong upper body grips to prevent the passer from establishing the forward pressure and base width needed for systematic hook clearing. Fight every grip break, immediately re-pummell for underhooks, and use constant hook elevation to keep the passer reactive. When they attempt to flatten a hook, use the window to re-insert the hook or transition to an alternative guard before they can secure control.
→ Butterfly Guard
Time a butterfly sweep to coincide with the passer’s lateral weight shift during hook clearing. As they commit their hip downward to flatten one hook, their base is momentarily compromised on the opposite side. Drive your hook on the open side upward while pulling their upper body in the same direction with your grips. The combination of their committed weight and your coordinated elevation-pull creates the off-balance needed for a clean sweep to top position.