Self-Defense - Judo - Tomoe Nage
Human Weapon: This video tutorial shows you how to do a Tomoe Nage. Tomoe nage (巴投) is one of the traditional forty throws of Judo as developed by Jigaro Kano.

Self-Defense Kung Fu - Rear Leg Front Kick
Human Weapon: This video tutorial teaches you how to do the Rear Leg Front Kick.

Self-Defense - MMA - The Sprawl
Human Weapon: this video tutorial shows you how to do The Sprawl trick. It is defensive technique that is done in response to certain takedown attempts.