Full-body portrait of Oda Nobunaga in the rain. He is wearing an extravagant

Full-body portrait of Oda Nobunaga in the rain. He is wearing an extravagant, brightly colored samurai armor with intricate gold designs and a flamboyant kabuto (helmet). His facial expression is cruel and menacing, with piercing eyes and a sinister smile, emphasizing his ruthlessness. He is standing in a dramatic pose, gripping a katana with both hands, ready to strike. The background shows a heavy rainstorm with lightning, creating a dark and ominous atmosphere. Water droplets are visible on his armor and face. Use a realistic art style with high contrast and dramatic lighting to enhance the mood.