Reading order
| # | Title | Published | Author | Buy on Amazon |
|---|---|---|---|---|
| 1 | Gnosis | 2018 | John Walker | Buy |
| 2 | Lost Systems | 2018 | John Walker | Buy |
| 3 | Alliance | 2018 | John Walker | Buy |
| 4 | Marooned | 2018 | John Walker | Buy |
| 5 | Deep Dive | 2018 | John Walker | Buy |
| 6 | Reclamation | 2018 | John Walker | Buy |
| 7 | Anomaly | 2018 | John Walker | Buy |
| 8 | Gamma Strike | 2019 | John Walker | Buy |
| 9 | Golden Age | 2019 | John Walker | Buy |
Legacy War is a nine-book military sci-fi series by John Walker, published in 2018 and 2019. The series runs from Gnosis through Lost Systems, Alliance, and Marooned to Golden Age, with Walker releasing seven entries in 2018 alone.