| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| August 2017 |
|
Ghost Legion | Andreas Christensen | Novel | |
| August 2017 |
|
Ghost Legion | Andreas Christensen | Novel | |
| January 2018 |
|
Ghost Legion | Smashwords | Novel | |
| March 2020 |
|
Legionnaire: Books 1-3 | Andreas Christensen | Collection | |1 |