Black Zetsu is a character from the anime and manga series Naruto, created by Masashi Kishimoto. It is a manifestation of the will of Kaguya Otsutsuki, the series' primary antagonist, and serves as a physical embodiment of her chakra. Black Zetsu is known for its ability to manipulate and control other beings, often using deception to achieve its goals. In the story, Black Zetsu plays a crucial role in the resurrection of Kaguya and seeks to fulfill her desires. It is part of a larger entity known as Zetsu, which also includes White Zetsu. Together, they contribute to the overarching conflict in the series, particularly during the Fourth Great Ninja War.