Ep. 29: The Monarch of the Monarchs (王者の中の王者 Ōja no naka no Ōja) is the twenty-ninth episode of Doubutsu Sentai Zyuohger. The 2000th episode in total of the Super Sentai Series, it is the concluding part of a two-part arc featuring the return of the protagonists of the previous anniversary series, Kaizoku Sentai Gokaiger, in commemoration of the 2000th episode milestone as well as the 40th anniversary of Super Sentai. It features the full debut of Zyuoh Whale.