9 books in series

Penny Arcade

Penny Arcade is a 9-book series with 9 released primary works first released in 2006 with contributions by Jerry Holkins and Mike Krahulik.

Penny Arcade Volume 1: Attack of the Bacon Robots!
Penny Arcade Volume 2: Epic Legends of the Magic Sword Kings
Penny Arcade Volume 3: The Warsun Prophecies
Penny Arcade Volume 4: Birds Are Weird
Penny Arcade Volume 5: The Case of the Mummy's Gold
Penny Arcade Volume 6: The Halls Below
Penny Arcade Volume 7: Be Good, Little Puppy
Penny Arcade Volume 8: Magical Kids in Danger
Penny Arcade Volume 9: Passion's Howl