The Threat from the Sea Trilogy

"Iakhovas has plotted for long, bitter years to regain the powers that were torn from him by an angry goddess. Now, nothing will stand in his way. Oblivious to the growing danger of the undersea civilizations, the surface world is about to awaken to a terrifying threat from the sea and war will rage up and down the Sword Coast and into the Sea of Fallen Stars. No coast is safe from Iakhovas's marauding armies of the deep"--P. [4] of cover.