Medieval, male, muscular, knight, solo, full-body armor, helmet with visor, cape flowing behind, broadsword, shield with crest, intense facial expression, fierce eyes, strong jawline, fighting pose, dynamic movement, fire-breathing dragon, scales glistening in sunlight, massive wingspan, claws outstretched, roaring mouth, medieval-inspired background, misty atmosphere, ruined castle walls, torches flickering, dramatic lighting, cinematic composition, action-packed scene.