a muscular evil barbarian riding on the back of a gigantic black vulture, angry, intimidating, menacing epic, dark fantasy, 4k, 4k vivid, 4k dynamic lighting, 4k ultra realistic, 4k hyper realistic, 4k ultra detailed, 4k hyper detailed, 4k photorealistic, 4k mood lighting, 4k realistic lighting, 4k cinematic,  --ar 16:9