Mata leão, meaning 'lion killer' in Portuguese, is a strangle or choke-hold in Brazilian Jiu Jitsu.

Would a choke-hold be better than punching, kicking, or grappling in self defense situations? - Quora

Matrix Fight Night - A triangle with a stronger meaning! A choke hold that strangles the opponent by encircling the opponent's neck and one arm with the legs in a configuration similar

Sleep Token – Chokehold Lyrics

Arm Triangle Chokehold: History, Mechanics, and Variations

What is choking?

Jordan Neely's Death: What We Know About Subway Choke Hold

What is the definition of a choke hold? How is it used while standing up? - Quora

After Protests, County Sheriffs and Most San Diego Law Enforcement Now Ban the Carotid Restraint

WATCH: Arkansas Cop Caught on Camera Lifting Student in Chokehold from Behind

Chokes and Strangulations - ppt video online download