Forest, Laurie. Black witch chronicles

"Published by arrangement with Harlequin Books S.A."--verso

Elloren Gardner is the Black Witch of Prophecy, and destined to triumph, or be used as the ultimate weapon of destruction. Separated from everyone she loves, isolated and hunted, Elloren must turn to Commander Lukas Grey. With the Mage forces of Gardneria poised to conquer all of Erthia, Elloren has no choice but to ally with Lukas and combine their power to keep herself out of the hands of Gardnerian leader Marcus Vogel, the holder of the all-consuming Shadow Wand