Antrax

Here, they are split up, and Walker, despite all his plans and his enormous power, finds himself caught and trapped by an unseen force, a supercomputer artificial intelligence built by the ancient humans, known as "Antrax".

However, when the Great War broke out, the last of its creators returned, and gave Antrax its final task: protect the information at all costs, no matter what the price.

Antrax then began to build its own arsenal of defense mechanisms that includes lasers and various sentry and maintenance robots collectively referred to as "Creepers" by the characters that encounter them.

Truls Rohk keeps protecting Bek buying him time till the Ilse Witch finally takes up the Sword of Shannara to realize the truth of her life.

In parallel plot Ahren Elessedil works his way in retrieving the lost elf stones, also Quentin Leah with the help of locals finally are able to kill the minion created by Antrax.