An anime and Manga, also known as "Seraph of the End" to others. There are many popular characters throughout the anime, Ferid Bathory and Mikaela Hyakuya are best known though.

Intelligence agency term for "psychological operation". A government or corporate-sponsored operation, usually taking the form of a "terrorist attack" or "crazed gunman on a spree", with the intent of panicking the public into demanding more police and laws inhibiting freedom. Psyops are usually carried out by drugging a civilian or group of civilians with aggression-promoting drugs, psyching them up, arming them, and sending them out to commit mayhem. Government-sponsored terrorism. See also blackshirts, conspiracy

An anime based on the ongoing manga series of the same name. Mikayuu canon, stan Shinya.