Ankh Greed is a central character in the tokusatsu series Kamen Rider OOO. He is a member of the Greeed, ancient monsters driven by desire, and serves as both an antihero and reluctant ally to the protagonist, Eiji Hino. After losing most of his body, Ankh possesses the body of a police officer to interact with the human world. He provides Eiji with the OOO Driver and Core Medals, making him essential to the fight against the other Greeed. Ankh’s complex motivations and evolving relationship with Eiji drive much of the series’ drama.