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 - Bokator: Double Elbow Slash
Human Weapon: This video tutorial shows you the Double Elbow Slash trick from the martial art Bokator

Self-Defense - MMA - Armbar
Human Weapon: