| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Marine (Marine Support) with the new title Marine. |
| 1 |
21 |
Commanding officer takes an interest in Olin Banks's career. |
| 2 |
22 |
Continued as Marine (Marine Support). |
| 2 |
25 |
Advanced training in a specialist field |
| 3 |
26 |
Continued as Marine (Marine Support). |
| 3 |
28 |
A mission goes disastrously wrong due to Olin Banks's commander’s error or incompetence, but Olin Banks survive. |
| 3 |
28 |
Cover for the commander and gain an Ally. |
| 4 |
30 |
Continued as Marine (Marine Support). |
| 4 |
31 |
Trapped behind enemy lines. |
| 4 |
34 |
Promoted to Marine (Marine Support) rank 1 with the new title Lance Corporal. |