1boy, solo, muscular young man, short black hair, intense green eyes, determined expression, wearing a sturdy leather jerkin over a simple tunic, dark brown trousers, holding a heavy stone hammer, gripping it with both hands, standing in a prehistoric cave chamber, rough-hewn walls, torchlight casting long shadows, dramatic side lighting, ancient past, 6/10 energy, 4/10 warmth

lowres, bad anatomy, bad hands, text, error, missing fingers, extra digit, fewer digits, cropped, worst quality, low quality, normal quality, jpeg artifacts, signature, watermark, username, blurry