Exile
Shannon Messenger
Keeper of the Lost Cities (2)
The Last Olympian
Rick Riordan
Percy Jackson and the Olympians (5)
The Tyrant's Tomb
The Trials of Apollo (4)
How to Train Your Viking
Cressida Cowell
How to Train Your Dragon (1.5)
Fire World
Chris D'Lacey
The Last Dragon Chronicles (6)
The Fire Ascending
The Last Dragon Chronicles (7)