Santa Claus (サンタクロース Santa Kurōsu) is a global hive mind of perfect doll assassins, indistinguishable from regular humans, controlled by one individual with the help of the Doll Devil. Due to the form Santa Claus took, the aforementioned individual and the main body of Santa Claus is presumed to be a mysterious woman who has a contract with the Doll Devil allowing her to control several different bodies, one of which poses as a Devil Hunter from Germany. She became a devil.