. "The Registration Acts \u2014the Mutant Registration Act (MRA), the Superhuman Registration Act (SRA, or SHRA), and the Vigilante Registration Act (VRA) \u2014are fictional legislative bills that have been plot points used in various comic books and superhero films which, when passed into law, enforce the regulation of vigilante vs. criminal activity and/or the mandatory registration of superpowered individuals with the government."@en .