Excalibur: A Novel of Arthur is a historical fiction novel by English writer Bernard Cornwell, first published in the UK in 1997. It is the third and final book in The Warlord Chronicles series, following The Winter King and Enemy of God. The trilogy tells the legend of King Arthur through the eyes of his follower Derfel Cadarn.

Enemy of God: A Novel of Arthur is the second novel in The Warlord Chronicles trilogy by Bernard Cornwell. A sequel to The Winter King, it was first published in the UK in 1996. The trilogy tells the legend of King Arthur through the eyes of his follower Derfel Cadarn.