A hyper-realistic portrait of Maegor I Targaryen, "Maegor the Cruel". He is a massive, broad-shouldered man with a towering and intimidating physique. He is beautiful and has short silver hair and a short silver beard, a stern, brutal face with a thick jawline. He is wearing heavy black plate scale dragon armor with a dark high-collared cloak. He is holding in his hand a black long sword. On his head, he wears a small, narrow silver circlet. The circlet is a low-profile horizontal band made of 6 tiny rectangular silver plates. Each plate is decorated with violet enamels and a small central gemstone. He is standing in a dark, monumental cathedral with lighting, dark fantasy atmosphere, 8k, highly detailed textures, HBO style.