The Blood of Olympus
Rick Riordan
The Heroes of Olympus (5)
Tales From the Perilous Realm
Alan Lee
Lodestar
Shannon Messenger
Keeper of the Lost Cities (5)
Percy Jackson's Greek Heroes
The Lost Hero
The Heroes of Olympus (1)
The Mark of Athena
The Heroes of Olympus (4)
The Son of Neptune
The Heroes of Olympus (2)
The Demigod Files
Percy Jackson and the Olympians (4.5)
The Serpent's Shadow
The Kane Chronicles (3)