The Armor of Light — Melissa Scott

A Battle of Wizardy From a History Not Quite Our Own...GOD SAVE THE KING OF SCOTLANDThe heavy summer air of 1593 is full of portents for Elizabeth, England's Queen, and James VI, King of Scotland. A coven of witches secretly controlled by the Wizard Earl of Bothwell has summoned a storm to sink the ship that bears James' bride to Scotland. Though the ship made port, the success of their summoning has emboldened them; the coven is now launching wizardly attacks on the King himself — and James is terrified.FROM SATAN'S WIZARD EARLThe King has protectors — not least the Queen of England herself — but not even Elizabeth's secret service and her champion, the redoubtable Sir Philip Sidney, can be on watch every instant. Eventually a trap is sprung, and King James is at the mercy of the satanic Bothwell's deadly spells...