Young human long silver haired man, green eyes and white skin

Young human long silver haired man, green eyes and white skin, with a dark mint green light scaled clothing, a silver headdress on the chest and a dark gray cape, sitting in a mocking and threatening manner, on a throne, emanating a golden and sacred aura behind him with a sinister look and evil smile while blood falls on his head, while knights kneel before him and a king lies dejected on the ground, with a sorcerer's staff, anime style regicide