Avatar Aang is the main character in the animated series Avatar: The Last Airbender. He is the last surviving member of the Air Nomads and the current incarnation of the Avatar, a being who can bend all four elements: water, earth, fire, and air. Aang is known for his playful personality, strong sense of justice, and deep connection to nature. As the Avatar, Aang has the responsibility to maintain balance in the world and protect it from threats, particularly the Fire Nation. He travels with his friends, including Katara and Sokka, to master the elements and confront various challenges. Aang's journey emphasizes themes of friendship, responsibility, and self-discovery.