How to Train Your Dragon
Cressida Cowell
How to Train Your Dragon (1)
The Blood of Olympus
Rick Riordan
The Heroes of Olympus (5)
9 from the Nine Worlds
Magnus Chase and the Gods of Asgard (5)
How to Train Your Viking
How to Train Your Dragon (1.50)
The Serpent's Shadow
The Kane Chronicles (3)
The Demigod Files
Percy Jackson and the Olympians (4.50)
The Son of Neptune
The Heroes of Olympus (2)
The Mark of Athena
The Heroes of Olympus (4)
The Lost Hero
The Heroes of Olympus (1)