Character based on the world of Lord of the Rings, A high-fantasy horror

Character based on the world of Lord of the Rings, A high-fantasy horror, dark lord, a teenager half-elf boy with silver short hair and purple eyes, Dark wizard, A boy wearing a black long cloak, rivendell, younger half-elf sorcerer, high realism, red and dark magic, 1boy and 1girl, Arwen Undomiel