| Term | History |
| 1 | Became a Scavenger at age 18 |
| 1 | Find valuable salvage. |
| 2 | Continued as Scavenger at age 22 |
| 2 | Promoted to rank 1 |
| 3 | Continued as Scavenger at age 26 |
| 3 | Moved to a new world. |
| 4 | Continued as Scavenger at age 30 |
| 4 | Promoted to rank 2 |
| 5 | Continued as Scavenger at age 34 |
| 5 | Offered job by a patron. Now owe him a favor. |
| 5 | Promoted to rank 3 |
| 6 | Became a Enforcer at age 38 |
| 6 | Nearly killed. Fully recovered. Owe 20,000 for medical bills. |
| 7 | Returned to Scavenger at age 42 |
| 7 | Offered job by a patron. Now owe him a favor. |
| 7 | Forced to muster out. |
| 8 | Became a Scientist at age 46 |
| 8 | Moved to a new world. |
| 8 | Promoted to rank 1 |
| 9 | Continued as Scientist at age 50 |
| 9 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 9 | Promoted to rank 2 |
| 10 | Continued as Scientist at age 54 |
| 10 | Work for an eccentric but brilliant mentor, who becomes an Ally. |
| 11 | Continued as Scientist at age 58 |
| 11 | Betrayal. Convert an Ally into a Rival or Enemy. |
| 12 | Aging Crisis. Owe 40,000 for medical bills. |
| 12 | Continued as Scientist at age 62 |
| 12 | Advanced training in a specialist field. |
| 13 | Aging Crisis. Owe 30,000 for medical bills. |
| 13 | Continued as Scientist at age 66 |
| 13 | Lightly injured, no permanent damage. Fully recovered. |
| 13 | Forced to muster out. |
| 14 | Aging Crisis. Owe 20,000 for medical bills. |
| 14 | Retired at age 70 |
| 14 | Contact with Government. |
| 15 | Aging Crisis. Owe 60,000 for medical bills. |