The Tower of Nero
Rick Riordan
The Trials of Apollo (5)
The Sea of Monsters
Percy Jackson and the Olympians (2)
The Sword of Summer
Magnus Chase and the Gods of Asgard (1)
The Dark Prophecy
The Trials of Apollo (2)
The Son of Neptune
The Heroes of Olympus (2)
Hotel Valhalla Guide to the Norse Worlds: Your Introduction ...
Magnus Chase and the Gods of Asgard (4)