Self-Defense - Muay Thai - Flying Knee
Human Weapon: This video tutorial shows you how to do a Muay Thai Technique. A flying knee (known as hanuman thayarn in Muay Thai, and sometimes called a jumping knee) is a knee strike very similar to a front knee, except that it is performed in stand-up fighting by jumping, and often by rushing towards the opponent.

Self-Defense - Karate Inside Leg Kick "Gedan Mawashi Geri"
Human Weapon: This video tutorial shows you how to do a Karate Style Inside Leg Kick, . This Move is called the ' Gedan Mawashi Geri '

Self-Defense - Judo - Okuri eri jime
Human Weapon: This video tutorial shows you how to do an Okuri eri jime. Okuri-Eri-Jime (送襟絞) is one of the twelve constriction techniques of Kodokan Judo in the Shime-waza list.