This article, Yamagakure-Style Clone Technique, is the property of Emperor-Lord Sigma, and requires his permission to be edited or altered in any way, shape, or form.
Something like the Shadow Clone Technique, the user is instead able to create basically a living clone of themselves. The strength of the clone relies on the reserves of its user. Some users are so skilled however, that by forging yin-yang, that can create basically an exact replica of themselves.