The Serpent's Shadow
Rick Riordan
The Kane Chronicles (3)
The Hammer of Thor
Magnus Chase and the Gods of Asgard (2)
Keeper of the Lost Cities
Shannon Messenger
Keeper of the Lost Cities (1)
The Tyrant's Tomb
The Trials of Apollo (4)
Percy Jackson's Greek Gods
Rick Riordan & John Rocco
The Crown of Ptolemy
Demigods and Magicians (3)
The Dark Prophecy
The Trials of Apollo (2)
The Hidden Oracle
The Trials of Apollo (1)