The Chalice of the Gods
Rick Riordan
Percy Jackson and the Olympians (6)
How to Train Your Dragon: 12
Cressida Cowell
How to Train Your Dragon (12)
9 from the Nine Worlds
Magnus Chase and the Gods of Asgard (5)
How To Train Your Dragon: How to Betray a Dragon's Hero: Book ...
How to Train Your Dragon (11)
Percy Jackson's Greek Gods
Rick Riordan & John Rocco