| Term | History |
| 1 | Became a Corporate at age 18 |
| 1 | Spent time maintaining and using heavy vehicles. |
| 2 | Continued as Corporate at age 22 |
| 2 | Lightly injured, no permanent damage. Fully recovered. |
| 3 | Became a Ground Assault at age 26 |
| 3 | Is now a Marine |
| 3 | Advanced training in a specialist field |
| 3 | Promoted to Ground Assault rank 1 |
| 3 | Is now a Lance Corporal |
| 4 | Continued as Ground Assault at age 30 |
| 4 | Victim of a crime |
| 4 | Promoted to Ground Assault rank 2 |
| 4 | Is now a Corporal |
| 5 | Continued as Ground Assault at age 34 |
| 5 | Assigned to a black ops mission. |
| 5 | Promoted to Ground Assault rank 3 |
| 5 | Is now a Lance Sergeant |
| 6 | Voluntarily left Ground Assault |
| 6 | Became a Scientist at age 38 |
| 6 | Advanced training in a specialist field. |
| 6 | Promoted to rank 1 |
| 7 | Continued as Scientist at age 42 |
| 7 | Make a breakthrough in your field. |
| 7 | Promoted to rank 2 |
| 8 | Continued as Scientist at age 46 |
| 8 | Good fortune |
| 8 | Promoted to rank 3 |
| 9 | Aging Crisis. Owe 10,000 for medical bills. |
| 9 | Continued as Scientist at age 50 |
| 9 | Work for an eccentric but brilliant mentor, who becomes an Ally. |
| 9 | Promoted to rank 4 |
| 10 | Aging Crisis. Owe 50,000 for medical bills. |
| 10 | Continued as Scientist at age 54 |
| 10 | Moved to a new world. |
| 10 | Promoted to rank 5 |
| 11 | Aging Crisis. Owe 20,000 for medical bills. |
| 11 | Continued as Scientist at age 58 |
| 11 | Betrayal. Convert an Ally into a Rival or Enemy. |
| 11 | Promoted to rank 6 |
| 12 | Aging Crisis. Owe 30,000 for medical bills. |