The Dangerous Days of Daniel X

Author : Patterson, James

ISBN : 0316002925

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Fifteen-year-old Daniel has followed in his parents' footsteps as the Alien Hunter, exterminating beings on The List of Alien Outlaws on Terra Firma, but when he faces his first of the top ten outlaws, the very existence Earth and another planet are at stake.

Sequel: Daniel X: Watch the Skies