First King of Shannara is a science fiction book in the Sword Of Shannara Trilogy series by author Terry Brooks.
As more details about the history of the Four Lands are revealed, the Druids, horrified at the misuse of magic, have avoided it in favor of science.
Bremen the Druid studied magic, and became an outcast because of its account. Bremen discovered that an army of invincible trolls quickly conquered all that lay south of them.
Before they arrived, the Nazgul-like Skull Bearers, disfigured and transfigured Druids who fell prey to the dark arts. At their head is an evil general and former Druid known as Brona. Bremen realized that if the peoples of the Four Lands wanted to escape slavery, they would have to unite. But to defeat Brona, they will need a mighty weapon: the Shannara Sword.
