| Term |
Age |
History |
|---|
| 1 |
18 |
Entered Military Academy(Marine Academy) |
| 1 |
19 |
Widely recognized. |
| 1 |
22 |
Graduated with honors. |
| 2 |
22 |
Became a Marine (Marine Support) with the new title Marine. |
| 2 |
22 |
Commissioned in Marine (Marine Support) with the new title Lieutenant. |
| 2 |
25 |
Assigned to a black ops mission. |
| 2 |
26 |
Promoted to Marine (Marine Support) officer rank 2 with the new title Captain. |
| 3 |
26 |
Continued as Marine (Marine Support). |
| 3 |
28 |
Trapped behind enemy lines. |
| 3 |
30 |
Promoted to Marine (Marine Support) officer rank 3 with the new title Force Commander. |
| 4 |
30 |
Continued as Marine (Marine Support). |
| 4 |
33 |
Assigned to the security staff of a space station. |
| 5 |
34 |
Continued as Marine (Marine Support). |
| 5 |
35 |
A mission goes disastrously wrong due to Burton Cropper's commander’s error or incompetence, but Burton Cropper survive. |
| 5 |
35 |
Report commander and gain an Enemy. |
| 5 |
38 |
Forced to muster out. |
| 6 |
38 |
Became a Entertainer (Artist). |
| 6 |
40 |
Amnesia. |
| 6 |
42 |
Promoted to Entertainer (Artist) rank 1. |
| 7 |
42 |
Continued as Entertainer (Artist). |
| 7 |
46 |
Works is especially well received and popular, making Burton Cropper a minor celebrity |
| 7 |
46 |
Promoted to Entertainer (Artist) rank 2. |