74 books • 6 series
Book #1: Demon Road
Book #2: Desolation
Book #3: American Monsters
Book #6: Something Borrowed
Book #10: The Mystery of the Haunted Cottage
Book #1: Skulduggery Pleasant
Book #2: Playing With Fire
Book #3: The Faceless Ones
Book #4: Dark Days
Book #5: Mortal Coil