Ace Books published seven XWP novels and one collection of short stories between 1996 and 2001. They are: * The Empty Throne by Ru Emerson (October 1996) * The Huntress and the Sphinx by Ru Emerson (January 1997) * The Thief of Hermes by Ru Emerson (March 1997) * Prophecy of Darkness by Stella Howard (May 1997) * Go Quest, Young Man by Ru Emerson (August 1999) * Questward, Ho! by Ru Emerson (February 2000) * How the Quest Was Won by Ru Emerson (September 2000) * The Further Adventures of Xena ed. by Martin H. Greenburgh (August 2001)