Mixed martial arts style. It is interesting, first of all, because it is a system of mixed martial arts, a synthesis of striking techniques with hands and feet and fighting according to uniform rules. 

This martial art got its name from Mount Arvant (Iranian «Alvand»), located near the city of Hamadan. In addition, the term «oriental» has long become commonly used in the meaning of «eastern». Thus, this system is an oriental martial art.

In oriental sports, both striking and throwing techniques are allowed, as well as techniques for working on the ground using wrestling and painful holds (mixed fight).