The Hammer of Thor
Rick Riordan
Magnus Chase and the Gods of Asgard (2)
How to Train Your Viking
Cressida Cowell
How to Train Your Dragon (1.5)
Neverseen
Shannon Messenger
Keeper of the Lost Cities (4)
The Tyrant's Tomb
The Trials of Apollo (4)
The Red Pyramid
The Kane Chronicles (1)
How to Speak Dragonese
How to Train Your Dragon (3)
How to Cheat a Dragon's Curse
How to Train Your Dragon (4)