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Google Play E-Book Exclusive The Last Oracle and The Doomsday Key: A Sigma Force Bundle

The Doomsday Key: A Sigma Force Novel RELEASED ON: 2009-06-03

When ancient symbols of doom ignite a trail of ritualistic murders across three continents, Sigma Force’s Commander Gray Pierce is thrust into a high-stakes race to unravel a centuries-old secret that could doom humanity. From the shadowed vaults of the Vatican to the frozen wilds of Norway and the haunted ruins of medieval abbeys, Pierce and his team must decode a cryptic prophecy tied to a mysterious artifact known as the Doomsday Key. With global catastrophe looming and time running out, the line between salvation and apocalypse blurs in this pulse-pounding thriller of science, history, and unrelenting suspense.

The Last Oracle: A Sigma Force Novel RELEASED ON: 2008-07-04

In the latest electrifying Sigma Force thriller from #1 New York Times bestselling author James Rollins, Commander Gray Pierce and his elite team race against time to unravel a legendary mystery that blurs the line between myth and reality. From the frozen depths of Greenland to the sun-scorched secrets of the ancient world, Sigma Force must confront an ancient power capable of reshaping humanity's destiny—or unleashing its doom. Blending pulse-pounding action, cutting-edge science, and forgotten legends, The Last Odyssey is an unputdownable journey into the heart of history's greatest enigmas.

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