Bernard Cornwell

Harlequin is the first novel in The Grail Quest series by Bernard Cornwell. It begins a series of stories set in the middle of the fourteenth century, an age when the four horsemen of the apocalypse seem to have been released over Europe.

Enemy of God is the second book in The Warlord Chronicles series by Bernard Cornwell. The trilogy tells the legend of Arthur seen through the eyes of his follower Derfel Cadarn.