From the product packaging:
Each of the 20 adversary cards in these decks represents one of the adversaries found in the Edge of the Empire, Age of Rebellion, or Force and Destiny Core Rulebook, or one of their supplements. For more information about adversaries, see Chapter XII: Adversaries in any of the three core rulebooks mentioned above.
These decks require the Edge of the Empire, Age of Rebellion, or Force and Destiny Core Rulebook and include cards for 20 adversaries that can be encountered in every corner of the galaxy.