| Term | History |
| 1 | Became a Marine Support at age 18 |
| 1 | Is now a Marine |
| 1 | Assigned to the security staff of a space station. |
| 1 | Promoted to Marine Support rank 1 |
| 1 | Is now a Lance Corporal |
| 2 | Voluntarily left Marine Support |
| 2 | Switched to Ground Assault at age 22 |
| 2 | On the front lines of a planetary assault and occupation. |
| 2 | Promoted to Ground Assault rank 2 |
| 2 | Is now a Corporal |
| 3 | Continued as Ground Assault at age 26 |
| 3 | Assigned to an assault on an enemy fortress. |
| 3 | Promoted to Ground Assault rank 3 |
| 3 | Is now a Lance Sergeant |
| 4 | Continued as Ground Assault at age 30 |
| 4 | Assigned to a black ops mission. |
| 4 | Promoted to Ground Assault rank 4 |
| 4 | Is now a Sergeant |
| 5 | Continued as Ground Assault at age 34 |
| 5 | Commanding officer takes an interest in your career. |
| 5 | Promoted to Ground Assault rank 5 |
| 5 | Is now a Gunnery Sergeant |
| 6 | Continued as Ground Assault at age 38 |
| 6 | Trapped behind enemy lines. |
| 6 | Promoted to Ground Assault rank 6 |
| 6 | Is now a Sergeant Major |
| 6 | Forced to muster out. |
| 7 | Became a Scavenger at age 42 |
| 7 | Attempted a risky adventure and was wildly successful. |
| 7 | Promoted to rank 1 |
| 8 | Continued as Scavenger at age 46 |
| 8 | Promoted to rank 2 |
| 9 | Voluntarily left Scavenger |
| 9 | Became a Free Trader at age 50 |
| 9 | A good deal ensures you are living the high life for a few years. |
| 10 | Continued as Free Trader at age 54 |
| 10 | A good deal ensures you are living the high life for a few years. |
| 10 | Promoted to rank 1 |
| 11 | Continued as Free Trader at age 58 |
| 11 | A sudden war destroys your trade routes and contacts, forcing you to flee that region of space. |
| 11 | Gain rebels as Enemy |
| 12 | Aging Crisis. Owe 40,000 for medical bills. |
| 12 | Retired at age 62 |
| 12 | Spend time with an alien race. Gain a contact. |
| 13 | Aging Crisis. Owe 50,000 for medical bills. |
| 13 | Betrayal. Convert an Ally into a Rival or Enemy. |
| 14 | Aging Crisis. Owe 20,000 for medical bills. |