Moby Dick and the Mighty Mightor

The Scorpion Men [Mighty Mightor] (1x24)

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Li'l Rok is off by himself exploring when he comes across the Forbidden Temple of the Scorpion and is captured by the Scorpion Men. Sheera and Tor start to search for him when he hasn't returned by dark. Sheera is captured next, but Tor hears Bollo's call and turns himself into Mightor so he can attempt a rescue.