fantasy video game, Demon's Souls, PC version, knight in armor, dynamic pose, sword raised, glowing eyes, fire spell casting, dark medieval castle, misty environment, eerie atmosphere, stone texture, torchlight, dramatic shadows, high-resolution textures, 3/4 view, action-packed scene, realistic metal reflections, particle effects, magical runes, boss battle, epic composition, ambient occlusion, ray tracing, detailed character model, atmospheric lighting, gothic architecture.