sharp katana, high critical damage, thrusting sword, keen affinity, dex scaling, buffed with magic, stealthy approach, backstab animation, riposte, critical hit, glowing runes, intricate hilt design, worn leather grip, bloodstain blade, moonlight reflection, close-up, dynamic action pose, dramatic lighting, high contrast shadows, detailed texture, fantasy setting, ancient battlefield, misty background, ethereal ambiance, 3/4 view, action shot.