The Element of Fire — Jason Henderson

THERE CAN ONLY BE ONE...
He is immortal. A Scottish warrior born four hundred years ago. He is not alone. For centuries he has fought others like himself. He can die only if a foe takes his head, capturing his life-force in an event known as the Quickening. But his battles are eternal...for in the end, there can be only one. He is Duncan MacLeod. The Highlander.

PRINCES OF THE UNIVERSE
Centuries ago, the Immortal pirate Khordas vowed to destroy MacLeod. Evil and insane, Khordas delights in burning his victims inside their homes and ships, while he loots the pyres from which he alone can emerge.

Nantucket, 1897: Now on an anniversary of blood, this undying monster springs an infernal trap around the Highlander. But the pirate doesn't want merely to kill MacLeod. Unless stopped, Khordas will sear to cinders everything--and everyone the Highlander holds dear...