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Reverse Triangle

Triangle strangulation finished with the opponent’s head and arm trapped on the opposite side of the classic triangle — common from mount, side control, and scrambles.

By Kornel DubienieckiPublished How this page is checked

Reverse Triangle

What is the Reverse Triangle?

The reverse triangle locks a triangle around the head and one arm with the finishing angle opposite a classic closed-guard triangle. It often appears from mount, side control, or failed armbars when the opponent’s posture and arm line reverse relative to your hips. The finish still compresses the carotids — the geometry is just mirrored.

Setup

  1. Isolate a head-and-arm configuration where their free arm is outside your intended lock.
  2. Throw the leg over the trapped shoulder/neck line from the reverse angle.
  3. Lock your knee behind the other knee (or shin) to close the figure-four.

Execution

  1. Adjust angle so the trapped shoulder packs into the neck.
  2. Pinch knees and engage hamstrings while controlling the trapped wrist.
  3. Use hip pressure and shoulder connection to remove daylight.

Finishing

  1. Squeeze with legs first; arm pulls are secondary.
  2. If the choke stalls, attack the trapped arm with armbar or kimura pressure.
  3. Release immediately on tap — reverse angles can finish quickly once locked.

Primary Targets

  • Neck
  • Carotid arteries

Key Concepts

  • Reverse triangle is geometry, not a different submission family.
  • Angle and knee pinch matter more than raw squeeze.
  • Arm attacks should be ready when the choke is defended.

Primary Entries

  • Mount or S-mount when they turn and expose a reverse head-and-arm line.
  • Side control when a kimura or armbar attempt leaves the neck available.
  • Scrambles off failed classic triangles where the arm switches sides.

Defenses & Counters

  • Expect posture and stacking — keep the lock connected through their drive.
  • Watch for the free arm framing your hips; clear it before the final squeeze.
  • If they extract the head, switch to the arm without releasing control completely.

Follow-Ups

  • Armbar on the trapped arm when they hide the neck.
  • Kimura if the wrist becomes available from the reverse lock.
  • Mount or back retention if the choke opens space but does not finish.

Training Drills

  • Mount to reverse-triangle inserts with cooperative turning
  • Reverse triangle to armbar chains
  • Angle-adjustment rounds focusing on knee pinch before head pulls

Related Techniques

Deepen your study with complementary positions and attacks.

Summary

The reverse triangle finishes the same blood choke on a mirrored angle from mount, side control, or scrambles. Lock the figure-four, fix the angle, squeeze with the legs, and chain to the arm when they defend the neck.

Legal across rulesets

IBJJFBy age and belt
Legal in all divisions
ADCCWorld Championship and Trials
Legal
ADCC OpensKids to masters
Legal in every division
NAGANo-gi adults 18+, novice and beginner
Legal
Grappling IndustriesAdult white belt
Legal

From the “Triangle choke (pulling the head)” row of the cross-ruleset legality matrix (by our reading: the row does not name this technique), read from each organiser’s rule documents as of 2026-10-22.

Legality FAQ

Is Reverse Triangle legal in IBJJF?
Under the IBJJF Rule Book v6.1 (its illegal-moves table names only “Triangle pulling the head”), Reverse Triangle is legal in every IBJJF division, from ages 4–12 to adult and masters black belt, gi and no-gi. Triangle pulling the head is a separate foul for ages 4–12 and 13–15.
Is Reverse Triangle legal in ADCC?
Under the ADCC rules for the World Championship and Trials, Reverse Triangle is legal. At the ADCC Opens it is legal in every division.
Is Reverse Triangle legal in NAGA and Grappling Industries?
At adult white-belt or beginner level, Reverse Triangle is legal under NAGA rules (No-gi adults 18+, novice and beginner) and legal under Grappling Industries rules (Adult white belt).
Is Reverse Triangle legal in MMA?
Under MMA rules, Reverse Triangle is legal.
Compare every submission’s legality by belt

IBJJF answers follow the illegal-moves table in the IBJJF Rule Book v6.1. See IBJJF illegal moves by belt and age or check a division with the IBJJF rules checker.