Wars of Light and Shadow #2: The Ships of Merior book by Janny Wurts

A powerful, layered weaving of myth, prose and pure imagination – The Ships of Merior continues an epic fantasy series perfect for enthusiasts of The Dark Tower and Earthsea.

The second volume of Janny Wurts's incomparable series following Arithon and Lysaer, two brothers forced to take opposite sides in a relentless conflict.
After defeating the malevolent fog that blighted Athera, Arithon and Lysaer battle the throes of the Mistwraith's insidious retribution: a curse set upon them at their moment of triumph compels them each to seek the other's downfall.
Lysaer, the charming and charismatic Lord of Light, drives his brother out of hiding and hounds Arithon with a massive army at his command. Meanwhile Arithon, Master of Shadow, the sensitive mage who prefers music to violence, must take to the seas to evade capture and strike back against Lysaer's mighty war host.
Locked into lifelong enmity, the brothers’ pursuit of each other's destruction will test the foundations of human morailty, even as threat to the world’s deepest magic rides on the outcome.
THE SHIPS OF MERIOR weaves a rich and complicated tapestry, bringing readers deeper into the mystical world of Athera. Striking a balance between epic scope and intricate subtlety, the Wars of Light and Shadow is a must-read series for readers of intelligent fantasy.