Master Wu is a fictional character from the animated series Ninjago. He is a wise and skilled Ninja who serves as a mentor to the main characters. Master Wu is known for his deep understanding of Spinjitzu, a martial art that allows ninjas to harness elemental powers. In the series, Master Wu often guides the young ninjas on their adventures, teaching them valuable lessons about teamwork, courage, and responsibility. He is characterized by his calm demeanor and strategic thinking, making him a respected leader among the Ninjago heroes.