High Quality Content by WIKIPEDIA articles! The Order of Nine Angles (ONA) is a purported secretive Satanist organization, initially formed in the United Kingdom, and which rose to public note during the 1980s and 1990s after having been mentioned in books detailing fascist Satanism. Presently, the ONA is organized around clandestine cells (which it calls "traditional nexions") and around what it calls "sinister tribes".