HeadmasterCanonLegendsInfinities AppearancesServants of the Empire: Edge of the Galaxy (First mentioned) (Unknown)Unknown UnknownNoneBattlefront II: Inferno Squad (First appearance, simultaneous with Battlefront II: Inferno Squad audiobook) (Unknown)Unknown UnknownNoneBattlefront II: Inferno Squad audiobook (Unknown)Unknown UnknownNoneForce Collector (Unknown)Unknown UnknownNoneForce Collector audiobook (Unknown)Unknown UnknownNone