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Major Spoiler Warning!
This article shows spoilers from episodes that hasn't been released to the U.S.(including Netflix).

The Sceptre is the thirteenth and final episode of Season 3, and the fifty-second episode overall. It premiered on March 15th, 2019 on ABC ME in Australia with the episode shown on the ABC iView service.


"The Nektons find the Queen's sceptre. But when faced with the Kraken and the Electric Ray Monumential together, Ant can't make it work."


Network Country Air date Time Schedule
ABC ME Australia March 15th, 2019 5:38 pm (Local)
CBBC Great Britain TBA 6 pm (Local)
Family CHRGD Canada TBA TBA


  • The full episode was released on ABC Iview long before it was released on television.


Season 1 Here Be DragonsThe Dark OrcaA.I.M.Y.Digging DeeperThe Devil's Sea MysteryLonesome JimCapturedFossilThe TestColossal SquidMonster HunterThe Phantom SubTunnelThe Abyss Stares BackTreasure of the IslandersThe Junior NektonsThe Sunken GalleryThe Field of GiantsThe Proteus FactorThe Song of the SirenBad Luck FishStrange MigrationBloopThe Twilight ZoneLoki's CastleTartaruga
Season 2 From the StarsThe Baltic Sea AnomalyMermaidsTreacherous WatersKenji's MonsterFinn Comes AboardBeware The SentinelsHidden SecretsThe MazeWhale of a TimeThe MissingThunder and LightningThe Gates
Season 3 The TreasureOff LineFriends In Deep PlacesJust EatenFamily TiesThe Circle GameThe UnicornPurple TideThe RaceKidnappedMore Thunder and LightningLemuriaThe Sceptre