E. M. · Eric Maddison · Eric Matson · Erik Matthysen
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Robobattlepets - Home Invasion | 978-0-9841187-6-2 (0-9841187-6-4) | 2012 |
| RoboBattlePets - Squiddy Attack! | 978-0-9841187-4-8 (0-9841187-4-8) | 2010 |
| RoboBattlePets - The Junior League | 978-0-9841187-5-5 (0-9841187-5-6) | 2011 |