Flock Horror

Percy Jackson and the Lightning Thief (Book 1)

Percy Jackson and the Sea of Monsters (Book 2)

Serial Chillers: The Witch in the Woods

Percy Jackson and the Last Olympian (Book 5)

Fright Bite

Percy Jackson and the Titan's Curse (Book 3)

Crater Lake: Volume 1

The Son of Neptune (Heroes of Olympus Book 2)

The Blood of Olympus (Heroes of Olympus Book 5)

Dread Wood: Book 1

Percy Jackson and the Battle of the Labyrinth (Book 4)

Terror Tower

The House of Hades (Heroes of Olympus Book 4)

Deadly Deep

His Dark Materials: The Amber Spyglass (Book 3)

Fear Ground

The Mark of Athena (Heroes of Olympus Book 3)