Power Rangers

Beware the Mutiny (7x36)

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Terra Venture passes through a portal into a strange and dangerous dimension, known as the Lost Galaxy. Within, the colony is soon encountered by a dragon-sailing alien known as Captain Mutiny, who offers to assist Commander Stanton and his crew in returning to their own universe. But when the Power Rangers investigate Mutiny's homeworld, they discover he's far less than friendly to visitors...