MacHale, D. J

Hitch and Dale must track a thief who has stolen silver, gold, and a rare diamond, and face a mechanical army, quicksand, and an enormous spider on the way.

"Having escaped from Pemberwick Island, Kent, Tori, Olivia, and Tucker continue to try to get word out about SYLO, the organization that had quarantined them, while trying to avoid being caught in the middle of an inexplicable new civil war"--Provided by publisher.

Fifteen-year-old Bobby Pendragon enters a virtual world to defeat the evil Saint Dane and finds himself tempted to leave the real world behind.

Each of the Travelers returns home to learn the truth about their origins before being reunited for a final, inevitable confrontation with Saint Dane, whose efforts to control Halla are destroying its very foundations.

With Saint Dane seemingly on the verge of toppling all of the territories, Pendragon and Courtney set out to rescue Mark and find themselves traveling--and battling--their way through different worlds as they try to save all of Halla.

The demonic Saint Dane attempts to take over Loor's home planet of Zadaa, opposed once again by the teenaged Pendragon and other Travelers.

Once again, Tucker Pierce and friends must fight for their lives against the better-equipped SYLO, and they will risk nearly everything to keep each other safe the battle's climax nears.

As Theo's fourteenth birthday approaches, he and Marcus go back in time to meet a fortune teller in hopes of stopping what has been predicted to happen.