Percy Jackson's Greek Gods
Rick Riordan & John Rocco
How to Steal a Dragon's Sword
Cressida Cowell
How to Train Your Dragon (9)
The Chalice of the Gods
Rick Riordan
Percy Jackson and the Olympians (6)
The Demigod Diaries
The Heroes of Olympus (0.0)
9 from the Nine Worlds
Magnus Chase and the Gods of Asgard (5)