| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Marine (Star Marine) with the new title Marine. |
| 1 |
20 |
Commanding officer takes an interest in Billie McRoddon's career. |
| 1 |
22 |
Commissioned in Marine (Star Marine) with the new title Lieutenant. |
| 1 |
22 |
Promoted to Marine (Star Marine) officer rank 2 with the new title Captain. |
| 2 |
22 |
Continued as Marine (Star Marine). |
| 2 |
26 |
A mission goes disastrously wrong due to Billie McRoddon's commander’s error or incompetence, but Billie McRoddon survive. |
| 2 |
26 |
Cover for the commander and gain an Ally. |
| 3 |
26 |
Continued as Marine (Star Marine). |
| 3 |
27 |
On the front lines of a planetary assault and occupation. |
| 4 |
30 |
Continued as Marine (Star Marine). |
| 4 |
34 |
Assigned to an assault on an enemy fortress. |
| 4 |
34 |
Injured |
| 5 |
34 |
Continued as Marine (Star Marine). |
| 5 |
36 |
Severely injured. Fully recovered. |
| 5 |
38 |
Promoted to Marine (Star Marine) officer rank 3 with the new title Force Commander. |