Hydra (Grand Inquisitor)CanonLegendsInfinities Sources The Complete Star Wars EncyclopediaStar Wars: The Official Starships & Vehicles Collection 29The Essential Reader's CompanionAppearancesThe Last of the Jedi: Secret Weapon (First mentioned) (Unknown)Unknown UnknownNoneThe Last of the Jedi: Against the Empire (First appearance) (Unknown)Unknown UnknownNoneThe Last of the Jedi: Master of Deception (Unknown)Unknown UnknownNoneThe Last of the Jedi: Reckoning (Unknown)Unknown UnknownNone