Wu Zhu instantly killed a martial grandmaster.

Wu Zhu had the ability to instantly kill a great grandmaster in Celebrating Years. He was a robot from the future, possessing super strength and special abilities. Wu Zhu was skilled in using rainbow rays (laser eyes) and could easily kill martial grandmaster level opponents. His physical strength was unlimited, and his strength surpassed the four Grandmasters. In the final battle, Wu Zhu took off his blindfold and used his laser eyes to successfully kill the Qing Emperor. This scene appeared in the 25th episode of "Celebrating Years". Wu Zhu's laser eye emitted a white light that pierced through the Qing Emperor's body and destroyed the surrounding buildings, ultimately leading to the Qing Emperor's death. Thus, Wu Zhu's strength was indeed enough to kill a martial grandmaster in an instant.

In " Celebrating Years," the Qing Emperor was successfully killed by Wu Zhu using his laser eyes. In the plot, the Qing Emperor curiously removed Wu Zhu's blindfold. As a result, Wu Zhu's laser eye emitted a white light that pierced through the Qing Emperor's body and destroyed the surrounding buildings, ultimately leading to the Qing Emperor's death. This scene appeared in the 25th episode of the series. Thus, the scene of the Qing Emperor being instantly killed by Wu Zhu had indeed happened in " Celebrating Years."

In " Celebrating Years," the Qing Emperor was successfully killed by Wu Zhu using his laser eyes. In the final battle, the Qing Emperor curiously removed Wu Zhu's blindfold. As a result, Wu Zhu's laser eye emitted a white light that pierced through the Qing Emperor's body and destroyed the surrounding buildings, ultimately causing the Qing Emperor to die. This scene appeared in the 25th episode of "Celebrating Years".

In " Celebrating Years," Wu Zhu was described as a hidden grandmaster-level expert. His strength surpassed the four great grandmasters. Even though he did not mention Wu Zhu's exact level, it could be inferred that he was an expert at the Great Grandmaster level. Thus, Wu Zhu could be said to be a great grandmaster.

Wu Zhu was described as a powerful character in " Celebrating Years." He was Ye Qingmei's robot servant and had the strength of a great grandmaster. His combat strength was extremely strong and he could fight 10,000 enemies alone. Moreover, he had a laser eye that could instantly kill a martial grandmaster. Although Wu Zhu did not have zhenqi, he relied on the computer's analysis and rational thinking to act, allowing him to remain calm and rational. His explosive power was also known as the leader of the five grandmasters. Although Wu Zhu was not explicitly called a martial grandmaster, according to the information provided, his strength was comparable to a martial grandmaster's, or even surpassed one. Thus, it could be said that Wu Zhu's martial strength was on the same level as a Great Grandmaster's.

Based on the information provided, it could be concluded that Wu Zhu was more powerful than a martial grandmaster. Wu Zhu was described as a hidden great grandmaster with unfathomable martial arts strength. His combat power was far above that of a great grandmaster. He had precise algorithms, amazing speed, and endurance, as well as powerful laser eyes. Even though the Great Grandmasters each had their own unique martial arts, Wu Zhu's strength surpassed theirs. Thus, it could be said that Wu Zhu was more powerful than a martial grandmaster.

Wu Zhu wasn't considered a great grandmaster because he was a robot, and a great grandmaster usually referred to a martial arts master whose martial strength exceeded the ninth rank, a human existence. Wu Zhu didn't have true qi, so he could only use his delicate moves and control of his limbs and weapons to fight to a draw with the grandmaster. In addition, Wu Zhu rarely made a move in Celebrating Years, or it could be said that he deliberately hid his strength, so he was not widely recognized as a great grandmaster.

Wu Zhu was not considered a great grandmaster because he was a robot, and a great grandmaster usually referred to a martial arts master whose martial arts surpassed the ninth rank, a human existence. Wu Zhu didn't have true qi, so he could only use his delicate moves and control of his limbs and weapons to fight to a draw with the grandmaster. In addition, Wu Zhu rarely made a move in Celebrating Years, or it could be said that he deliberately hid his strength. Only a few people knew of his great strength, such as Chen Pingping, Fei Jie, Ku He, and Yan Xiaoyi. Therefore, although Wu Zhu's strength could rival or even surpass a martial grandmaster, he was not considered a martial grandmaster because he was a robot and hid his strength.

Wu Zhu had indeed fought a great grandmaster in "Celebrating Years." He had fought with Ye Liuyun, Ku He, Ye Qingmei, and the others. The battle with Ye Liuyun had caused Ye Liuyun to change his sword technique and become a great grandmaster. Wu Zhu had shown great combat power in the play, and could even defeat the other four Grandmasters. Although the search results did not explicitly mention whether Wu Zhu was really a martial grandmaster, based on the description in the drama and his battle performance with the other martial grandmasters, it could be inferred that Wu Zhu's strength had indeed exceeded that of a martial grandmaster. Therefore, the answer to the question was that Wu Zhu had fought a martial grandmaster.

Wu Zhu had indeed defeated a great grandmaster in " Celebrating Years." He had fought with Ye Liuyun and the others before. During his battle with Ye Liuyun, he had made Ye Liuyun change his sword technique and become a great grandmaster. Wu Zhu had displayed a powerful fighting strength that could even defeat the other four Grandmasters. Although he did not have internal strength, his attack speed and agility were outstanding, especially his rainbow ray, which could almost be said to be a laser. He had once challenged Ye Liuyun and the Temple Envoy, killed the Temple Envoy, and finally shot the Qing Emperor to death. Thus, it could be said that Wu Zhu had the ability to defeat a martial grandmaster.