Percy Jackson's Greek Heroes
Rick Riordan
Tales From the Perilous Realm
Alan Lee
The Lost Hero
The Heroes of Olympus (1)
The Hammer of Thor
Magnus Chase and the Gods of Asgard (2)
How to Speak Dragonese
Cressida Cowell
How to Train Your Dragon (3)
How to Cheat a Dragon's Curse
How to Train Your Dragon (4)