Sigma -Worlds Unite- (Commission)

3D Model

Render: https://pervytheshadow.deviantart.com/art/Sigma-Worlds-Unite-650725338

The first Reploid created by Dr. Cain,Sigma was considered the finest of the Reploids and was the first leader of the Maverick Hunters; peace-keeping Reploids who defend humans against their renegade counterparts. Although he was once honorable, Sigma unexpectedly goes Maverick in the beginning of Mega Man X and rebels against humankind. He defects to the Mavericks and assumes the role of their leader. Under Sigma’s command, the Mavericks grow into a legion dedicated to the extermination of the human race. Sigma instigates many of the destructive Maverick Wars, with the Maverick Hunters existing to crush Sigma and his minions.

Via: http://megaman.wikia.com/wiki/Sigma