Namor frees the Amphibians who have been kept captive in an undersea prison camp. A delegation from another underwater world arrives in Atlantis. They meet with Namor and implore his help as their world has fallen under the tyranny of the warrior queen, Virago. Namor accompanies them home and fights alongside them. Unfortunately, they're defeated and Namor learns that he's to battle Virago in a trial by combat.

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