Synthetic Men of Mars (Martian Tales of Edgar Rice Burroughs)
Sold Out / Out of Stock
Synthetic Men of Mars (Martian Tales of Edgar Rice Burroughs)
John Carter desperately needed the aid of Barsoom's greatest scientist. But Ras Thavas was the prisoner of a nightmare army of his own creation -- half-humans who lived only for conquest. And in their hidden laboratory seethed a horror that could engulf all of Mars.