The Son of Neptune: The Graphic Novel

By: Rick Riordan, Robert Venditti Illustrated By: Antoine Dode, Orpheus Collar

The Mark of Athena: The Graphic Novel

By: Rick Riordan, Robert Venditti Illustrated By: Orpheus Collar

The House of Hades

By: Rick Riordan

The Lost Hero

By: Rick Riordan

Percy Jackson Demigod Collection

By: Rick Riordan

The Heroes of Olympus: Books I-III

By: Rick Riordan Illustrated By: John Rocco