Prompt: Draw an anime character. This character is a martial arts warrior. He is good at swordsmanship and light kung fu. He is demonstrating his martial arts on the mountain. His swordsmanship is fast and accurate, and his Qinggong is flexible and light. His right hand holds a sharp sword, and his left hand stretches out as if to challenge his opponent. His eyes were cold and confident, his mask covering his expression except for his eyes. His body presents an arc posture, his legs are slightly bent, his toes are on the ground, his body is tilted forward, and his head is tilted back. His costume is black, his hood and mask make him look like a ninja, and his costume is also suitable for him to hide and move around the mountains.