Rear Naked (Choke)

Synonyms: Mata-Leão * The Lion Killer * RNC * Figure Four Sleeper

Competitive Completion Rate (Species Average): Highest

Setup: Rear mount; Back pin
https://youtu.be/l8-JI7NND3E?t=1061

Sub-Species: Front Facing RNC;
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*The Penultimate and most reliable submission in Jiu-Jitsu*