Secrets of A.E.G.I.S. is a supplement for Masks: A New Generation, a tabletop roleplaying game in which you play young superheroes in a city with a multigenerational history of superheroic deeds, crises, and champions. This supplement details new playbooks and playsets for Masks: A New Generation , including: New limited edition playbooks, along with advice for using them in your game, including The Brain and The Soldier. A collection of detailed villain profiles from A.E.G.I.S.’s own files, including assessments of the Dread Queen, Ilijah Intrepid, and Rosa Rook herself. Two new playsets that allow you to take your game of Masks into all new directions, including a mission-based structure and a secret war against corruptive aliens. Masks: A New Generation make use of the same rules-light engine as Apocalypse World, Monsterhearts, Urban Shadows, and Epyllion to create stories about young superheroes in the vein of Young Justice, Young Avengers, and Teen Titans. Secrets of A.E.G.I.S. all about the internal files of Halcyon City’s own metahuman protection agency! The book will contain all the tools you need to open up A.E.G.I.S.’s files for your own game.