Surveillance droidCanonLegendsInfinitiesSurveillance droids were a type of droid used in the galaxy. Sources Ultimate Star WarsStar Wars: Build Your Own R2-D2 8Cyphers and MasksAppearancesStar Wars: Episode I The Phantom Menace (First appearance) (Unknown)Unknown UnknownNoneBrotherhood (Unknown)Unknown UnknownNoneBrotherhood audiobook (Unknown)Unknown UnknownNoneEzra's Gamble (Mentioned only) (First identified as surveillance droid) (Unknown)Unknown UnknownNone"Fully Operational" — From a Certain Point of View (Mentioned only) (Unknown)Unknown UnknownNone"Fully Operational" — From a Certain Point of View audiobook (Mentioned only) (Unknown)Unknown UnknownNoneThe Princess and the Scoundrel (Unknown)Unknown UnknownNoneThe Princess and the Scoundrel audiobook (Unknown)Unknown UnknownNone