John Rocco

"Greek and Roman demigods from the Prophecy of Seven must work together to seal the Doors of Death--and help Percy and Annabeth escape the Underworld in the process"--

On the eve of his twelfth birthday, Sky, who has studied traps, puzzles, science, and the secret lore of the Hunters of Legend, realizes his destiny as a monster hunter.

A magical amulet brings power and despair to those who touch it.

Twelve-year-old Skye must continue to fight monsters and discovers that the other Hunters want him dead.

While Loki prepares his ship, Naglfar, to begin the final battle of Ragnarok, Magnus and his friends set sail to reach the vessel before it's ready, but angry sea gods and a fire-breathing dragon may prevent them from arriving in time.

Leaving the safety of the demigod training ground, a disgraced Apollo embarks on a quest across North America to find a dangerous ancient-world Oracle while navigating the challenges of the evil Triumvirate.

Though the Greek and Roman crewmembers of the Argo II have made progress in their many quests, they still seem no closer to defeating the earth mother, Gaea. Her giants have risen -- all of them -- and they're stronger than ever. They must be stopped before the Feast of Spes, when Gaea plans to have two demigods sacrificed in Athens. She needs their blood -- the blood of Olympus -- in order to wake. The demigods are having more frequent visions of...

Jude is a beautiful and intensely driven musician preparing for the biggest audition of her life, but her determination could end up killing her. As her competition begins to die in a systematic fashion, she recognizes a pattern that seems to connect her with the deaths. Is she next? Her suspicions are confirmed when she finds herself faced with fending for her life in a horrifying climax that puts into question her chances for survival and sanity....