Bason Tao is a loyal guardian ghost and one of the prominent supporting characters in the anime and manga series Shaman King. Once a fierce Chinese warrior serving the Tao family, he is now the guardian spirit of Tao Ren, assisting him in battles with his martial prowess and unwavering loyalty. Bason is characterized by his deep sense of honor, commitment to Ren’s growth, and his comedic, energetic personality, often adding both seriousness and humor to the story. He plays a crucial role in Ren's development as a shaman.